Appendix F: Benchmark 750/1000 Part List - Watts AERCO Benchmark OMM-0121 Operation And Maintenance Manual

Benchmark 750-3000 Boiler Operation & Maintenance Manual
APPENDIX F – BENCHMARK 750/1000 PART LIST

Appendix F: BENCHMARK 750/1000 PART LIST

Benchmark 750 and Benchmark 1000 Part List
Item # Qty Part # Description
EXHAUST MANIFOLD
1 1 43086 MANIFOLD: EXHAUST
2 1 84045 SEAL: EXHAUST MANIFOLD
GAS TRAIN ASSEMBLY
22140-1 STD FM GAS TRAIN ASSY
4 22140-2 DBB GAS TRAIN ASSY
1
22140-3 PROPANE GAS TRAIN ASSY
5 1 81155 GASKET: 1 1/4" PIPE FLANGE
BURNER, AIR/FUEL VALVE, HEAT EXCHANGER
8 1 24276-TAB BURNER A/F ASSEMBLY
10 1 46026 BURNER
24367-1 A/F Valve, BMK 1000 Replacement Kit
12 1 24367-2 A/F Valve, BMK 750 Replacement Kit
24298-2 A/F Valve, BMK 750P/1000P - Propane
13 1 24277 STAGED IGNITION ASSY
14 1 81143 GASKET: BURNER
BMK 750 HEAT EXCHANGER
28576
(Single Inlet)
17 1
BMK 1000 HEAT EXCHANGER
28586
(Single Inlet)
HOSES & INSULATION
18 1 97087-20 TUBE: FLEXIBLE GAS 20" (50.8 cm)
19 1 80080 INSULATION: SHELL
BLOWER
20 1 58061 BLOWER BMK 750/100 Replacement Kit
FLAME DETECTOR Replacement Kit
24 1 24356-1
25 1 61026 LEAN OXYGEN SENSOR
26 1 58023 IGNITER-INJECTOR Replacement Kit
27 1 59139 AIR FILTER: 6" X 4.5 (11.4 cm) LG
CONTROLS
28 1 123966 SWITCH: OVER TEMP-AUTO RESET
29 1 123552 SWITCH: OVER TEMP-MANUAL RESET
30 1 60011-4 BLOWER PROOF SWITCH ASSY:
31 1 61002-5 BLOCKED INLET SWITCH -4.5 W.C.
32 1 65085 IGNITION TRANSFORMER
33 1 61034 SPARK MONITOR (AC Transducer)
34 1 60026 CIRCUIT BREAKER 2 POLE 20A
35 1 64081 ECU
36 1 65011 TRANSFORMER 115V/24V 100VA
37 1 65109 12V POWER SUPPLY
39 2 65120 TERMINAL BLOCK: DIN MOUNTED: BLK
AERCO International,
Inc. Blauvelt, NY
10913
OMM-0122_D • GF-206 • 5/9/2019
40
41
42
43
45
46
47
48
49
51
52
60
61
62
69
SHEET METAL/PANEL ASSEMBLY
70
71
72
73
74
76
77
78
79
82
OTHER ACCESSORIES / PARTS
89
90
91
94
 Not shown on drawing
Benchmark 750/1000 Part List
BMK 750 28321-TAB rev F
BMK 1000 28253-TAB rev F
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
TERMINAL BLOCK: DIN MOUNTED:
2 65121
WHT
TERMINAL GROUND BLOCK: DIN
3 65122
MOUNTED
2 65118 FUSE TERMINAL: DIN MOUNTED
1 64088 LIMIT CONTROL TEMPERATURE
1 24327 ASSEMBLY: POWER SUPPLY COVER
1 69102-2 BENCHMARK PUMP RELAY
2 124512 FUSE: 4 AMP
2 123449 SENSOR: TEMPERATURE
1 58132 THERMOWELL –
1 69186-4 C-MORE CONTROLLER
1 69172 I/O (PCB) ASSEMBLY
1 65156 FLAME ROD SIGNAL AMPLIFIER
1 61030 OUTLET TEMP SENSOR
1 123449 AIR INLET TEMPERATURE SENSOR
24V POWER SUPPLY (SEQUENCING
1 65162
VALVE)
1 37155 PANEL: LEFT (Black)
1 37156 PANEL: RIGHT (Black)
1 37154 TOP COVER ASSY (Black)
1 25087 FRONT FRAME ASSY. (Black)
1 25085-3 FRONT PANEL
2 59179 HANDLE, CONCEALED PULL
4 59133 LATCH: COMPRESSION
1 50010 LATCH: DRAW
1 50011 KEEPER: DRAW LATCH
1 39217 AIR INLET ADAPTER: 6" PVC (Black)
LOW WATER CUTOFF FRU KIT
1 69126
1 123863 VALVE: BALL 1/8" NPT
1 92094 BOILER DRAIN VALVE: 3/4 MNPT x GHT
1 59178 VENT: AIR 1/8 NPT
Replacement Kit
09/28/2017
Sheet 1 of 6
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