Section 5: Benchmark 4000 & 5000N Part List - Watts AERCO Benchmark Platinum 750 Reference Manual

Benchmark Platinum with Edge [II]: Reference Manual
SECTION 5: BENCHMARK PLATINUM 4000-5000N PART LIST
SECTION 5: BENCHMARK 4000 & 5000N PART LIST
Item # Qty Part # Description
EXHAUST MANIFOLD
1 1 39220 Exhaust Manifold
2 1 84047 Exhaust Manifold Seal
3 2 9-22 Pipe Plug - Exhaust Manifold
4 1 92094 Boiler Drain Valve, 3/4 "
GAS TRAIN ASSEMBLIES
(See
22373-1 BMK 4000 FM Gas Train
22373-3 BMK 4000 DBB Gas Train
22373-4 BMK 4000 FM Gas Train with VPS
22358-1 BMK 5000N FM Gas Train
5 1 22358-2 BMK 5000N DF Gas Train
22358-3 BMK 5000N DBB Gas Train
22358-4 BMK 5000N FM Gas Train with VPS
22367 BMK 4000/5000N DF Gas Train
22368 BMK 4000/5000N DF DBB Gas Train
6
3
6
1 4
LEFT-REAR VIEW
AERCO International,
Inc. Blauvelt, NY
10913
OMM-0138_D • GF-212 • 2/24/2021
full diagrams below)
8
2
Benchmark 4000 & 5000N with Edge [ii] Part List
BMK 4000 – 29422-TAB Rev C
BMK 5000N – 29427-TAB rev D
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
Item # Qty Part #
HEAT EXCHANGER
6 4 61051
7 1 80102
8 1 58179-13
CONTROLS
Step Down Transformer
9 1 65227
460/230/208 to 120/24 VAC
10 1 24277 Staged Ignition Assy
58023 
11 1 Ignitor-Injector
12 1 59104 Observation Port
13 1 61026 O
24356-1 
14 1 Flame Rod

Replacement Kit and/or Catalog number
9
10 11 12
5
7
Description
Temperature Sensor, PT1000
Shell Insulation
BMK 4000/5000N Dual Inlet Heat
Exchanger
Sensor
2
13 14
8/27/2020
Sheet 1 of 5
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