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This information is the property of Oshkosh Specialty Vehicles and is considered to be confidential. The contents may not be used, either partially or wholly,
for any purpose inconsistent with which it was produced. This information may not be reproduced or disclosed without prior express consent.
Appendix G: Quarterly Maintenance Checklist
PREVENTIVE MAINTENANCE CHECKLIST
Company Performing Preventive Maintenance:
Service Technician:
Trailer ID # :
Date Date Date Date
HVAC
3M
6M
9M
12M
Comments
Inspect/change filters
Inspect Thermostats
Verify heat strip operation
Inspect/clean evaporator coil
Clean/inspect condenser coils
Inspect electrical contactors
Verify refrigerant pressures
Inspect refrigeration piping abrasion
Lubricate fan motors if applicable
Inspect covers/fasteners
Verify compressor amp draw
Verify condensate pans/drains
Verify Condenser motor operation
Chiller
3M
6M
9M
12M
Comments
Inspect electrical contactors
Verify refrigerant pressures
Inspect refrigeration piping abrasion
Inspect pump seal
Lubricate motors
Clean/replace aluminum filters
Inspect covers/fasteners
Verify operating/alarm controls
Verify CW supply temp 45-75 F
Inspect/replace glycol filter
Clean/ inspect condensing coils
Verify/adjust glycol level
Verify Condenser motor operation
