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GAS-FIRED HEATER Installation Manual
PART 15: MAINTENANCE
(CONTINUED)
REPLACEMENT PARTS
Item
#
Description Part #
Item
#
Description Part #
1 Composite Module 7500P-010 (MC50) 14 Gasket (Air Channel to Combustion Blower) 7500P-075
7500P-012 (MC80) 15 Combustion Blower (w/Screws) 7500P-031
7500P-014 (MC99/MC120) 16 Screws M5 x 14MM (Combustion Blower) 7250P-254
2 Ceramic Target Wall 7250P-160 17 Gas Valve Adapter Plate (w/Screws) 7250P-644
3 Burner Door Ceramic Refractory 7500P-076 18 Screws M4 x 12MM (Gas Valve Adapter Plate) 7500P-105
4 Burner Door (w/Nuts) 7500P-078 19 Gas Valve Swirl Plate 7500P-091(MC50)
5 Nuts - M6 (Burner Door) 7500P-067 7500P-092 (MC80)
6 NIT Burner 7500P-015 (MC50) 7500P-093 (MC99/MC120)
7500P-016 (MC80) 20 Gas Valve (w/Swirl Plate, Screws) 7250P-448 (MC50)
7500P-017 (MC99/MC120) 7250P-449 (MC80)
7 Gasket (Burner) 7500P-074 7000P-862 (MC99/MC120)
8 Air/Gas Channel (w/Torx Screws) 7500P-079 21 Screws M4 x 18MM (Gas Valve) 7250P-716 (MC50)
9 Torx Screws (Air/Gas Channel) 7500P-068 Screws M4 x 19MM (Gas Valve) 7250P-717 (MC80)
10 Gasket (Flame Rec./Spark Electrode) 7250P-005 Screws M4 x 25MM (Gas Valve) 7250P-718 (MC99/MC120)
11
Flame Rectification Probe
(w/Gasket)
7500P-039 22 O-Ring (Gas Valve Piping Assy) 7500P-094
12 Spark Electrode (w/Gasket) 7500P-040 23 Gas Valve Piping Assembly (w/O-ring, Screws) 7500P-095
13 Screws M4 x 8MM (Probe/Electrode) 7250P-069 24 Screws M4 x 12MM (Gas Valve Piping Assy) 7500P-099
9
17
11
18
10
7
24
1
20
10
12
14
15
4
5
13
19
16
21
6
2
23
3
22
8
HEATER LIMIT
FUSE CONNECTION
Fig. 15-1