2
INSTALLER Section
CONTENT
SAFETY INFORMATION ..............................................................................................................................................................................3
DEFINITIONS ...............................................................................................................................................................................................3
SPECIAL ATTENTION BOXES.....................................................................................................................................................................3
OTHER DEFINITIONS..................................................................................................................................................................................3
BEFORE INSTALLING AND WHEN SERVICING THE BOILER ..................................................................................................................4
DURING BOILER OPERATION....................................................................................................................................................................4
BOILER WATER ...........................................................................................................................................................................................4
FREEZE PROTECTION FLUIDS..................................................................................................................................................................4
HEATING APPLIANCE REMOVAL FROM A COMMON VENT SYSTEM.....................................................................................................5
CONDENSATE REMOVAL SYSTEM............................................................................................................................................................5
1. INTRODUCTION...........................................................................................................................................................................................6
2. TECHNICAL DATA........................................................................................................................................................................................6
2.1 PERFORMANCE ..........................................................................................................................................................................................6
2.2 PARAMETERS SETTING FOR HIGH ALTITUDE.........................................................................................................................................7
2.3 SYSTEM .......................................................................................................................................................................................................7
2.4 MAIN COMPONENTS ..................................................................................................................................................................................7
2.5 GENERAL INSTALLATION INFORMATION .................................................................................................................................................8
2.6 ELECTRICAL................................................................................................................................................................................................8
2.7 AVAILABLE PUMP HEAD FOR CENTRAL HEATING..................................................................................................................................8
2.8 SYSTEM VOLUME .......................................................................................................................................................................................9
2.9 BOILER SCHEMATIC ...................................................................................................................................................................................10
2.10 BOILER INFORMATION MENU ...................................................................................................................................................................12
3. GENERAL BOILER INFORMATION.............................................................................................................................................................13
SERVICE CLEARANCES .............................................................................................................................................................................13
3.1 SELECTING THE BOILER LOCATION ........................................................................................................................................................14
3.2 POSITIONING THE BOILER ........................................................................................................................................................................14
3.3 FIT THE BOILER...........................................................................................................................................................................................14
3.4 FLUSHING THE SYSTEM ............................................................................................................................................................................14
3.5 GAS SUPPLY................................................................................................................................................................................................14
3.6 ELECTRICAL SUPPLY .................................................................................................................................................................................15
3.7 AIR SUPPLY .................................................................................................................................................................................................15
3.8 DOMESTIC HOT WATER MODE .................................................................................................................................................................15
FOR Utica Boiler MAC-150 and MAH-125 WITH INDIRECT TANK .............................................................................................................15
3.9 FROST PROTECTION MODE......................................................................................................................................................................15
3.10 PUMP PROTECTION ...................................................................................................................................................................................15
3.11 GAS PIPING .................................................................................................................................................................................................15
4. VENT SYSTEM.............................................................................................................................................................................................16
INSTALLING EXHAUST VENT AND INTAKE AIR VENT..............................................................................................................................16
4.1 VENTING INSTRUCTIONS ..........................................................................................................................................................................17
CONCENTRIC VENT SUPPORT .................................................................................................................................................................18
FLUE OPTIONS............................................................................................................................................................................................18
CONCENTRIC VENT SCREW PLACEMENT ..............................................................................................................................................19
SEPARATED HORIZONTAL FLUE TERMINALS INSTALLATION OPTIONS ..............................................................................................20
SEPARATED FLUE TERMINALS .................................................................................................................................................................20
TWO PIPE VENT SUPPORT........................................................................................................................................................................21
5. BOILER LOCATION......................................................................................................................................................................................23
6. CENTRAL HEATING SYSTEM.....................................................................................................................................................................23
7. FILLING THE CENTRAL HEATING SYSTEM ..............................................................................................................................................24
8. TOXIC CHEMICALS .....................................................................................................................................................................................25
9. HEATING SYSTEM AND REFRIGERATION................................................................................................................................................25
10. INSTALLATION .............................................................................................................................................................................................25
10.1 CONNECT THE PIPEWORK........................................................................................................................................................................25
11. ELECTRICAL CONNECTIONS.....................................................................................................................................................................25
11.1 CONNECTING THE 120 V ROOM THERMOSTAT ......................................................................................................................................26
11.2 CONNECTING THE 24 V ROOM THERMOSTAT ........................................................................................................................................26
11.3 ACCESSORIES ............................................................................................................................................................................................27
12. SPECIAL FUNCTIONS .................................................................................................................................................................................29
12.1 COMMISSIONING ........................................................................................................................................................................................29
12.2 DE-AERATION FUNCTION ..........................................................................................................................................................................30
12.3 CHIMNEY SWEEP FUNCTION ....................................................................................................................................................................30
12.4 COMBUSTION ADJUSTMENT FUNCTION (CO2%) ....................................................................................................................................30
12.5 ERROR MESSAGES AND RESETTING THE BOILER................................................................................................................................31
13. OPERATING THE BOILER...........................................................................................................................................................................32
13.1 TESTING FOR GAS LEAKS AND PURGINING THE GAS SUPPLY ...........................................................................................................32
13.2 BOILER CONTROLS....................................................................................................................................................................................32
13.3 GAS VALVE...................................................................................................................................................................................................33
CHANGING THE TYPE OF GAS..................................................................................................................................................................33
14. PARAMETER SETTINGS .............................................................................................................................................................................33
14.1 ADJUSTING MAXIMUM HEATING POWER ................................................................................................................................................35
15. ANNUAL SERVICING...................................................................................................................................................................................35
15.1 HYDRAULIC UNIT ........................................................................................................................................................................................36
15.2 FINAL COMMISSIONING .............................................................................................................................................................................36
15.3 FINAL ASSEMBLY ........................................................................................................................................................................................37
15.4 USER INFORMATION ..................................................................................................................................................................................37
16. BOILER OPERATION ...................................................................................................................................................................................37
16.1 CENTRAL HEATING MODE .........................................................................................................................................................................37
16.2 DOMESTIC HOT WATER MODE .................................................................................................................................................................37
16.3 FROST PROTECTION..................................................................................................................................................................................37
16.4 PUMP............................................................................................................................................................................................................37
16.5 LWCO - LOW WATER CUT OFF .................................................................................................................................................................37
16.6 SAFETY FLUE THERMOSTAT....................................................................................................................................................................38
16.7 FLUE PRESSURE SWITCH.........................................................................................................................................................................38
16.8 REPLACEMENT OF PARTS.........................................................................................................................................................................38
AUTOMATIC CALIBRATION FUNCTION.....................................................................................................................................................38
17. ROUTINE SERVICING .................................................................................................................................................................................39
IMPORTANT NOTES PRIOR TO SERVICING.............................................................................................................................................39
18. COMPONENT REPLACEMENT AND PERIODIC CLEANING.....................................................................................................................40
18.1 DRAINING THE BOILER ..............................................................................................................................................................................40
18.2 ELECTRODES..............................................................................................................................................................................................40
19. WIRING DIAGRAMS.....................................................................................................................................................................................41
P/N 240011317, Rev. D[07/30/2016]
A.APPENDIX A - APPROVED TERMINATIONS OPTIONS.............................................................................................................................88
