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Installation Instructions
11 Maintenance
For continuing high performance and to minimize possible equipment
failure, annual maintenance must be performed on this equipment.
11.1 Cleaning Precautions
WARNING: PERSONAL INJURY, PRODUCT DAMAGE
Any unit repairs must be performed by qualified service personnel
only.
WARNING: ELECTRICAL SHOCK
Always turn off your heat pump and disconnect its power supply
before cleaning or maintenance.
WARNING: FIRE HAZARD
Do not use chemicals or chemically treated cloths to clean the
unit.
Do not use benzene, paint thinner, polishing powder or other
solvents to clean the unit.
Do not operate the system without a filter in place
CAUTION: PERSONAL INJURY
When removing filter, do not touch metal parts in the unit.
The sharp metal edges can cut you.
18 |
11.2 Regular Maintenance
Your heat pump must be inspected annually by a qualified service technician. Your
annual system inspection must include:
1.
Inspect the air filter every thirty days or as often as needed. If blocked or
obstructed, clean or replace at once.
2.
Inspection and/or cleaning of the blower wheel housing and motor. The
blower motor is permanently lubricated for normal operating conditions.
3.
Inspection and cleaning of indoor and outdoor coils as required.
4.
Inspection and/or cleaning of the indoor coil drain pan and drain lines, as
well as auxiliary drain pan and lines.
5.
Check all electrical wiring and connections. Correct as needed, referring to
the wiring diagram.
6.
Inspect outdoor unit to make sure that no debris or vegetation is within the
required clearance distances.
Bosch BWA Series Air Handler - BTC 761703105 A (03.2023)
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