Vaillant ecoTEC plus 937 Service Manual Page 21
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- TROUBLESHOOTING
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Installation and maintenance instructions ecoTEC plus 937 0020031552_06 21
5 Sequence of operations during
installation
5.1 Transporting the appliance
Important:
With regards to the Manual Handling Operations, 1992
Regulations, the following lift operation exceeds the rec-
ommended weight for a one man lift.
General recommendations when handling
Clear the route before attempting the lift.
Ensure safe lifting techniques are used – keep back
straight – bend using legs.
Keep load as close to body as possible. Do not
twist – reposition feet instead.
If 2 persons performing lift, ensure co-ordinated
movements during lift.
Avoid upper body/top heavy bending - do not lean
forward/sideways.
Recommend wear suitable cut resistant gloves with
good grip to protect against sharp edges and ensure
good grip.
Always use assistance if required.
Removal of carton from delivery van
Recommend 2 person lift or 1 person with use of sack
truck.
If 1 person is performing lift, straddle the load, tilt and
place carton into position on truck.
Recommend secure appliance onto truck with suita-
ble straps.
Ensure safe lifting techniques are used – keep back
straight – bend using legs.
Keep load as close to body as possible.
If 2 persons performing lift, ensure co-ordinated
movements during lift.
Always use assistance if required.
Carriage of carton from point of delivery to point of
installation – ground floor.
Recommend 2 person lift or 1 person with use of sack
truck.
If 1 person is performing lift, straddle the load, tilt and
place carton into position on truck.
Recommend secure appliance onto truck with suita-
ble straps.
Ensure safe lifting techniques are used – keep back
straight – bend using legs.
Keep load as close to body as possible.
If 2 persons performing lift, ensure co-ordinated
movements during lift.
Clear the route before attempting the lift.
If removing boiler from truck straddle the load and
tilt forwards to facilitate secure grip.
Ensure safe lifting techniques are used – keep back
straight – bend using legs.
Do not twist – reposition feet instead.
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Take care to avoid trip hazards, slippery or wet
surfaces and climbing steps and stairs.
Always use assistance if required.
Carriage of carton from point of delivery to point of
installation – first or higher floor, cellar.
Recommend 2-person lift or 1 person with use of sack
truck.
If 1 person is performing lift, straddle the load, tilt and
place carton into position on truck.
Recommend secure appliance onto truck with suita-
ble straps.
Ensure safe lifting techniques are used – keep back
straight – bend using legs.
Keep load as close to body as possible.
If 2 persons performing lift, ensure co-ordinated
movements during lift.
Avoid upper body/top heavy bending - do not lean
forward/sideways.
Clear the route before attempting the lift.
If removing boiler from truck straddle the load and
tilt forwards to facilitate secure grip.
Ensure safe lifting techniques are used – keep back
straight – bend using legs.
Do not twist – reposition feet instead.
Take care to avoid trip hazards, slippery or wet
surfaces and climbing steps and stairs.
Always use assistance if required.
Carriage of carton from point of delivery to point
of installation – roofspace.
Recommend 2-person lift.
Ensure co-ordinated movements during lift.
Avoid upper body/top heavy bending - do not lean
forward/sideways.
Clear the route before attempting the lift.
Take care to avoid trip hazards, slippery or wet
surfaces and climbing steps and stairs.
When transferring appliance into roofspace,
recommend 1 person to be in roofspace to receive the
appliance and other person to be below to pass up
and support appliance.
Ensure safe lifting techniques are used – keep back
straight – bend using legs.
Keep load as close to body as possible.
Always use assistance if required.
It is assumed safe access, flooring and adequate
lighting are provided in the roof space.
It is recommended a risk assessment of the roof
space area be carried out before moving the appli-
ance into the area to take into account access, stabil-
ity of flooring, lighting and other factors, and appro-
priate measures taken.
Unpacking of appliance from carton.
Recommend 2 persons unpack appliance from carton.
Always keep working area clear.
Recommend straps and open carton flaps, then
remove items from the top including the polystyrene
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Sequence of operations during installation 5
- For the heating engineer 1
- Contents 2
- 1 Notes on the documentation 4
- Notes on the documentation 1 5
- 2.2 Technical data 6
- 2.3 Dimensions 7
- 2.5 Functional description 10
- Safety 3 11
- 3 Safety 12
- 4 General requirements 14
- General requirements 4 15
- Fig. 5.2 Assembly template 24
- Ø max. 22 mm 29
- -+789 LN 345 33
- 5.19.4 Connection diagrams 34
- Electronics box 35
- Commissioning, Part I 6 39
- 1 40
- 6 Commissioning, Part I 40
- 8 Inspection and maintenance 48
- Inspection and maintenance 8 49
- 9 Troubleshooting 58
- Troubleshooting 9 59
- Replacing components 10 65
- 10 Replacing components 66
- 11 Recycling and disposal 72
- 12 Vaillant service 72
- EC declaration of conformity 73
- Installation 75
- Commissioning and 75
- Service Record 75
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