34000 Autry Street, Livonia, MI 48150 • 800.968.5530 • Fax 734.419.0209 • www.hamiltonengineering.com • LIT91127 REV 3/09
NUMBER ON DRAWING PART DESCRIPTION PART NUMBER
21
Nut with ange 6ea. (M6 x 0.1) MSC 74012
22,24
Electrode Assembly PLT 74058
23
Flow Switch C/F
25
Ignition cable with plug WRE 74064
26
Burner C/F
27
Gasket burner & gas / air inlet pipe GKT 74029
28
Gas / air mixing pipe fan to burner BNR 74018
29
Gasket gas / air inlet pipe & fan C/F
30
Fan RG 128 C/F
31
Gas / air mixing plate C/F
32
Condensate Drain Tube (with connection for hose pressure switch) CDK 74122
33
Coil EV1 gas valve VAL 74347
34
Coil EV2 gas valve VAL 74348
35
Gas valve VAL 74115
36
Coverplate boiler control C/F
38
Display-unit DU 914 incl. cable RLY 74061
39
Cover connector MSC 74062
40
Distance Nut C/F
41
Boiler control FMT 914 RLY 74062
42
Switch On / Off SWT 74144
43
Condensate Drain Assembly CDK 74124
44
Condensate Drain Hose CDK 74038
45
Rubber Adapter (air inlet condense hose) MSC 74074
46
Condense Hose CDK 74001
47
Seal inside trap CDK 74041
49
Swivel Nut CDK 74133
50
Connector CDK 74132
51
Gasket GKT 74033
52 Gasket GKT 74037
53 Reducing Ring MSC 74075
54 Wall Bracket JKR 74014
55 Rubber Stop GKT 74092
56 Flue Gas Connection C/F
57 Spread Nut MSC 74093
58 Non-Return Damper VAL 74096
59 Condense Flange w/Nipple CDK 74017
60 Inlet Air Connection C/F
61 Condense Flange Gasket GKT 74079
Immersion Style 1/2” NPT w/4” stem with well TST 71010
Strap-on 2” - 5” pipe TST 71020
Outdoor sensor style - weatherproof enclosure TST 71030
Sensor Tank 1/8” NPT with 5’ lead and 1” probe TST 76071
Sensor Tank - 7’ lead and 2’ x 3/16” probe for well TST 76110
Sensor Tank 1/8” NPT with 5’ lead and 3” probe TST 76010
Circuit Board Cascade Unit RLY 74300
Circuit Board Open Therm (Communications) RLY 74356
3.15A Fuse FUS 74315
MAINTENANCE
I. EVO MICRO (HW 79-199.1 & 199.8) PARTS BREAKDOWN (CONTINUED)
Page 39 of 50
C/F=Consult Factory
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