Raypak HD401 Water Heater User Manual


 
heater operating efficiency. Maintenance as outlined
below may be performed by the owner.
Yearly (Beginning of each heating
season):
1. Annual service call by qualified service agency.
42
MAINTENANCE
Suggested Minimum
Maintenance Schedule:
Regular service by a qualified service agency and
maintenance must be performed to ensure maximum
JACKET TOP
REMOVAL
FLUE COLLECTOR
REMOVAL
A
CCESS
PANEL
REMOVAL
ACCESS
PANEL
REMOVAL
Fig. 35: Heat Exchanger Removal