Joerns Hoyer Bedienungsanleitung

Service Manual

Hoyer®Switch

Hoyer®

Switch

Contents

Inspection Criteria...................................................................................................................................... 3

Service / Repair Schedule......................................................................................................................... 4

Torque Settings.......................................................................................................................................... 8

Notes ....................................................................................................................................................... 10

Hoyer®

Switch

Joerns Healthcare Ltd recommends the Hoyer Switch and its accessories are subjected to inspection and

maintenance, as detailed in this manual, at appropriate intervals depending on a risk assessment of the

frequency of use and environmental factors. This will ensure the equipment is adequately maintained and

remains safe for use as detailed in PUWER (Provision and Use of Work Equipment Regulations). The risk

assessment is necessary as PUWER does not detail specic time intervals.

CAUTION

In the event of identifying any faulty items, please contact your local authorized service provider

or Joerns Healthcare directly.

Frame

• Check the operation of the sliding section quick release pins.

• Make sure the frame is fully engaged into the base supports.

• Ensure both frame locking knobs are fully tightened.

Casters and Wheels

• Check all casters and wheels for rm attachment to the base.

• Check for free rotation of the wheels and the casters swivel.

• Check for excessive wear, cracking or splits on the center wheel outer tread and the corner caster

wheels.

• Where possible, remove any build up of threads, hair or bers.

• Lubricate the swivel and axle bearings, if necessary, with a light mineral based grease or food grade

spray lubricant.

• Check correct operation of the brakes.

Cleaning

Clean with ordinary soap and water and/or any hard surface disinfectant. Harsh chemical cleaners or

abrasives should be avoided as these may damage the surface nish of the product. After cleaning, the

unit should be thoroughly dried.

WARNING

HOYER RECOMMENDS THE USE OF GENUINE HOYER PARTS. Hoyer sling/belt and products are

designed to be compatible with one another. For country specific guidance on sling/belt use and

compatibility, please refer to the sling/belt label or contact your local market distributor or Joerns

Healthcare.

Inspection Criteria

Hoyer®

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Tools Required

• 5mm hex key

• 6mm hex key

• 8mm A/F combination wrench

• 2 x 10mm A/F combination wrench

• 14mm A/F combination wrench

• 16mm A/F combination wrench

• 0-50Nm range torque wrench

• 17mm A/F socket

• Socket wrench

• Medium weight hammer

• Large (7mm) at blade screwdriver

Corner Casters

NOTE: To aid removal, it is recommended the frame is removed as detailed in the ‘Frame Removal’

procedure.

Removal

1. Unscrew the caster spindle using 2-o󰀨 10mm A/F combination wrenches.

2. Withdraw the spindle from the caster wheel.

3. Remove the caster wheel from the caster swivel bracket.

4. Unscrew the caster swivel bracket retaining nut using a 17mm A/F socket and socket wrench.

5. Withdraw the caster swivel bracket from the M10 retaining stud.

6. Tap out the M10 retaining stud from the base using a medium weight hammer.

Replacement

1. Insert the M10 retaining stud through the square hole in the base.

NOTE: Ensure the square shank of the retaining stud locates correctly in the square hole in the base.

2. Tap the M10 retaining stud into the base using a medium weight hammer.

3. Unscrew the caster spindle of the replacement corner caster using 2-o󰀨 10mm A/F combination

wrenches.

4. Withdraw the spindle from the caster wheel.

5. Remove the caster wheel from the caster swivel bracket.

6. Correctly locate the caster swivel bracket over the M10 retaining stud.

7. Screw the M10 retaining nut onto the M10 retaining stud and tighten to 25Nm using a 17mm A/F

socket and socket wrench.

8. Correctly position the caster wheel between the caster swivel bracket and insert the caster spindle

through the swivel bracket and caster wheel.

9. Screw the M6 nut onto the caster spindle and tighten to 15Nm using 2-o󰀨 10mm A/F combination

wrenches.

10. Replace the frame as detailed in the ’Frame Replacement’ procedure.

Service / Repair Schedule

Hoyer®

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Center Wheels

NOTE: The frame must be removed to enable removal of the center wheels as detailed in the ‘Frame

Removal’ procedure.

Removal

1. Unscrew the center wheel bolt using a 6mm hex key and a 16mm A/F combination wrench.

2. Withdraw the center wheel bolt from the wheel.

3. The wheel will now be free.

Replacement

1. Insert the sleeve through the center hole of the wheel.

2. Insert the button head wheel bolt through the sleeve and wheel.

3. Insert the button head wheel bolt and sleeve through the holes in the center wheel bracket (front and

rear) on the base.

4. Screw the M10 domed nut onto the wheel bolt and tighten to 25Nm using a 16mm A/F combination

wrench and a 6mm hex key.

5. Replace the frame as detailed in the ‘Frame Replacement’ procedure.

Frame

Removal

1. Unscrew both frame securing knobs by rotating counter-clockwise until they disengage from the

threaded retaining supports on the base.

2. Withdraw the securing knobs from the frame.

3. Withdraw the frame from the retaining supports on the base.

Replacement

1. Insert the frame into the retaining supports on the base.

NOTE: Ensure the slots in the bottom of the frame tubes correctly locate over the center wheel

sleeves. Ensure correct orientation of the frame i.e. knee pads facing away from the operator.

2. Insert the frame securing knobs through the holes in the frame.

NOTE: Ensure the plastic frame clamps are correctly orientated on the frame securing knobs prior to

inserting through the frame.

3. Screw the frame securing knobs into the supports on the base and hand tighten securely.

Hoyer®

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Brake Pedal/Pad

Removal

1. Unscrew the right hand brake lever M8 domed securing nut using a 14mm A/F combination wrench.

2. Withdraw the brake lever, brake lever securing bolt, nylon bush and brake pad spring from the hole in

the base.

3. Remove the retaining circlip from the rear of the right hand brake pad spindle using a large (7mm) at

blade screwdriver.

Replacement

NOTE: Prior to re-assembly of the brake pedal, the red and green decals must be a󰀩xed in the

appropriate positions on the brake pedal.

1. Insert the brake pad spindle through the brake pad, ensuring correct orientation.

2. Position the nylon spacing bush onto the brake pad spindle, ensuring the smaller diameter is

immediately adjacent to the rear of the brake pad.

3. Insert the brake pad spindle through the appropriate hole in the base.

4. Fit the retaining circlip to the rear of the brake pad spindle, ensuring it locates securely in the groove.

5. Position the brake pad spring behind the brake pad and align the hole with the corresponding hole in

the base - see illustration below.

6. Insert the brake pedal securing bolt through the square hole in the brake pedal, ensuring correct

orientation.

7. Insert the nylon spacing bush onto the brake pedal securing bolt, ensuring correct orientation. i.e. the

larger diameter head should be immediately adjacent to the brake pedal.

8. Insert the brake pedal securing bolt through the hole in the brake pad spring and the hole in the base.

NOTE: Ensure the square shank of the securing bolt locates correctly in the square hole in the brake

pedal.

9. Fit the M8 brake pedal domed securing nut to the brake pedal securing bolt and tighten to 20Nm using

a 14mm A/F combination wrench.

Repeat the ‘Brake Pedal/Pad Removal/Replacement’ procedure for the left hand brake pedal.

WARNING

Ensure the brakes operate correctly before returning the Hoyer Switch to service.

Hoyer®

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Base

Removal

1. Remove the frame as detailed in the ‘Frame Removal’ procedure.

2. Remove the 4-o󰀨 corner casters as detailed in the ‘Corner Casters Removal’ procedure.

3. Remove the 2-o󰀨 center wheels as detailed in the ‘Center Wheels Removal’ procedure.

4. Remove the 2-o󰀨 brake pedals and brake pads as detailed in the ‘Brake Pedal/Pad Removal’

procedure.

Replacement

NOTE: Prior to re-assembly, it will be necessary to a󰀩x the base decals, ensuring they are correctly

located.

1. Assemble the left and right brake pedal/pads to the base as detailed in the ‘Brake Pedal/Pad

Replacement’ procedure.

2. Assemble the 2-o󰀨 center wheels to the base as detailed in the ‘Center Wheels Replacement’

procedure.

3. Assemble the 4-o󰀨 corner casters to the base as detailed in the ‘Corner Caster Replacement’

procedure.

4. Assemble the frame to the base as detailed in the ‘Frame Replacement’ procedure.

Knee Pad Sliding Section

Removal

1. Remove the frame as detailed in the ‘Frame Removal’ procedure.

2. Pull the 2-o󰀨 knee pad positioning spring-loaded quick release pins outwards whilst simultaneously

pulling the knee pad sliding section o󰀨 the frame.

Replacement

1. Correctly orientate the knee pad sliding section (pads facing away from the operator) and, while

pulling the 2-o󰀨 spring-loaded quick release pins outwards, slide the knee pad section onto the frame.

2. Assemble the frame to the base as detailed in the ‘Frame Replacement’ procedure.

Knee Pads

Removal

1. Unscrew the 2-o󰀨 M6 cap head knee pad retaining screws using a 5mm hex key.

2. The knee pads will now be free.

Replacement

1. Align the 2 holes in the knee pad retaining bracket with the M6 threaded holes in the knee pad.

2. Insert the 2-o󰀨 M6 cap head knee pad retaining screws through the holes in the retaining bracket and

tighten to 10Nm using a 5mm hex key.

Hoyer®

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Knee Pad Positioning Spring-Loaded Quick Release Pins

Removal

1. Unscrew the knee pad positioning spring-loaded quick release pin from the knee pad sliding section

using an 8mm A/F combination wrench.

Replacement

1. Assemble the knee pad positioning spring-loaded quick release pin to the thread on the knee pad

sliding section.

2. Tighten to 10Nm using an 8mm A/F combination wrench.

Hoyer®

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Torque Settings

Tighten the frame

securing screws

hand tight - 2 places

Tighten the knee pad

retaining screws to

10Nm - 4 places

Tighten the knee pad spring-loaded quick

release pins to 10Nm - 2 places

Tighten the caster

spindle securing nut

to 20Nm - 4 places

Tighten the

corner caster

securing nut

to 25Nm

- 4 places

Tighten the center

wheel securing nut

to 25Nm - 2 places

Tighten the brake

pedal securing nuts

to 20Nm - 2 places

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