Owner manual

Benchmark 1500DF - 2000DF Boilers
CHAPTER 8 – TROUBLESHOOTING GUIDE
Page 116 of 196 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0098_0A
04/01/2014 Ph.: 800-526-0288 GF-144
Figure 8-1: Igniter-Injector & Flame Detector Mounting Details
Figure 8-2: SSOV Actuator with Gas Pressure Adjustment
BRASS HEX HEAD
(Remove to access
the Gas Pressure
Adjustment Screw).
DAMPING ORIFICE
STAGED IGNITION
SOLENOID
FLAME
DETECTOR &
GASKET
FLAME
OBSER-
VATION
PORT
INJECTOR-
IGNITOR
ASSY WITH
INDEXING
(CLOCKING)
WASHERS
(0-3 as
needed)
O2 SENSOR
& WASHER
BURNER PLATE
FLANGE
BLOWER
PLENUM