Instruction Manual

Benchmark 750/1000 Boiler Installation, Operation & Maintenance Manual
CHAPTER 7 – MAINTENANCE
OMM-0082_0J AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 95 of 192
GF-130 Ph.: 800-526-0288 05/21/2014
Burner Assembly Inspection – Continued
Figure 7-4: Burner Assembly Mounting Details – Overhead View
Figure 7-5: Burner Assembly Exploded View
AIR/FUEL VALVE
BLOCKED INLET
SWITCH
BURNER GASKET
FLAME DETECTOR
O2 SENSOR
STAGED IGNITION SOLENOID
BURNER
BLOWER
BLOWER PROOF SWITCH
BURNER PLATE
BURNER PLATE
3/16”–16 HEX NUTS (8)
IGNITOR-INJECTOR
STAGED IGNITION
ASSEMBLY
BLOCKED INLET SWITCH
BLOWER PROOF SWITCH
AIR FILTER
BLOWER
FRONT
1/2" BOLTS & NUTS (4)
(GAS TRAIN-to-A/F
VALVE)
REAR
IGNITER/INJECTOR