Appendix A: Annual Maintenence - Aqua-Hot 375-d Service Manual

Step 4:
Clean the Combustion chamber:
1. Remove The Diesel Burner.
Figure 95a
A. Unplug Diesel-Burner controller
Figure 95c
C. Remove nuts, securing the Diesel-Burner, and
remove.
A
PPENDIX
®
© 2009 Aqua-Hot 375D Hydronic Heating System Service Manual—Rev. A
E: A M
NNUAL AINTENANCE
NOTE: Before Disconnecting
Fuel lines, going to Diesel-Burner,
it is recommended to pinch off the
fuel lines coming into the heater.
B. Disconnect Fuel Lines
D. Remove Gasket, and inspect for signs of damage.
P
ROCEDURE
Figure 95b
Figure 95d
— Page 110 —