Watts Aerco Benchmark 5000 Reference Manual page 44

Benchmark with Edge [I] Controller: Reference Manual
SECTION 4: BENCHMARK 2500 & 3000 PART LIST
Benchmark 2500-3000 Burner Assembly
BMK 2500 – 26015-TAB rev F – 5/6/2014
–
BMK 3000 – 26014-TAB rev K – 9/13/2018
–
Item Qty Part # Description
1 1 43091 Blower Plenum
EBM Blower, 3 Phase 
2 1 See Table
3 1 43090 Air Fuel Valve Plenum
46039 Burner: BMK 2500
4 1
46038 Burner: BMK 3000
A/F Valve Assy 
5 1 See Table
6 1 59104 Observation Port
7 1 61026 Oxygen Sensor
Flame Rod 
8 1 24356-1
Ignitor-Injector 
9 1 58023
10 1 81048 Gasket: Flame Rod
11 1 24277 Staged Ignition Assy

Replacement Kit and/or Catalog number

Description Item 2
460VAC SINGLE FUEL 58063-1
208VAC SINGLE FUEL 58063-2
460VAC DUAL FUEL 58063-1
208VAC DUAL FUEL 58063-2
7 11
31 32 33
OMM-0146_A • GF-219 • 5/25/2020
Item Qty Part #
13
14
15
17
19
26
30
31
32
33
35

Item 5
BMK 2500 BMK 3000
24311-1
24311-8
24311-8 24311-1
24311-9 24311-7
24311-9 24311-7
6
8
10
9
5
14
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
Description
60011-5 Blower Proof Switch, BMK 2500
1
60011-2 Blower Proof Switch, BMK 3000
1 61002-5 Blocked Inlet Switch -4.5" W.C.
2 9-22 Pipe Plug: 1/4" NPT: Steel
1 81057 Blower Gasket (A/F Valve to A/F Valve Plenum)
1 81157 Blower Gasket (Blower to Blower Plenum)
1 88015 O Ring, 3/16 x 7"
1 93230 Snubber
1 81180 Gasket: Burner
1 81173 Release Gasket
1 81185 Release Gasket: Lower
1 123449 Air Inlet Temperature Sensor
15
4
3
17
30
35
1 19
2
26
13
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