Aerco Benchmark BMK 750 User Manual page 48

Benchmark 750-3000 Boiler Operation, Service, Maintenance Guide - KOREA
SECTION 4 – MAINTENANCE
BMK 1500-3000 Burner Inspection Instructions
5/16" x 1-3/4" BOLTS, 5/16"
WASHERS & NYLOCK
NUTS (4 each)
BLOWER
A/F VALVE PLENUM
BLOWER PROOF
SWITCH
AIR/FUEL VALVE
BLOCKED INLET
SWITCH
AIR
FILTER
Figure 4-5b: BMK 1500/2000 Burner Assembly Mounting Details
BLOWER PLENUM
IGNITER-
INJECTOR
ASSEMBLY
3/8"-16
HEX NUTS
(8 each)
Figure 4-5c: BMK 2500/3000 Burner Assembly Mounting Details
Page 48 of 146
11/29/2017
BLOWER
PLENUM
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
Ph.: 800-526-0288
GAS INLET PIPE
MANUAL SHUT-
OFF VALVE
5/16" x 1-3/4" BOLTS,
5/16" WASHERS &
NYLOCK NUTS (4 each)
BLOWER
BURNER
PLATE
1/2" NUTS
& BOLTS (4 each)
3/8"-16
HEX NUTS
(8 each)
A/F VALVE
PLENUM
AIR/FUEL
VALVE FILTER
AIR FILTER
GAS TRAIN
OMM-0128_0C
GF-206-K