Page 42
Replacement parts are available from your stocking wholesaler. Homeowners must contact their
local installer or wholesaler.
Figure 49 - Replacement Parts Exploded View - Model GT400
SIOM-152
Item Part Number
Description
1
GT-83173
Premix Burner (For 400)
1A
GT-82761
Premix Burner Gasket
2
GT-82457
Transformer, 24V
3
GT-83171
Sentry 2100 Assembly
4
GT-82994
EBM BLOWER #RG148/E
5
GT-82989
Gas Valve VR8615VB 1044B
5A
GT-82991
Gas Valve Adapter, 3/4" NPT
5B
GT-83194
Gas Valve Connector O-ring
GT-83016
Gas Valve Harness
6
GT-82662
Air switch Huba @ 0.2"wc.
6C
GT-82539
Air Vent
7
GT-83035
Thermister NTC 1/4" NPT, 1Mohm
8
GT-82058
Ignition Module (Fenwal)
9
GT-82708
IGNITER, #601, c/w SS Heat shield
10
GT-82762
Flame Rod Rauschert
11
GT-82906
Air Switch 604.E421180 set @ 3" wc
12
GT-82992
Limit Switch, 1/4"NPT, (Manifold)
13
GT-82926
400 Heat Exchanger, ASME
14
GT-82993
Gas Valve Orifi ce, 8.0mm, NG
14A
GT-83017
Gas Valve Orifi ce, 6.2mm, LP
15
GT-81887
Flow Switch, FS-10C
16
GT-82766
Blower Gasket
GT INSTALLATION AND OPERATION INSTRUCTIONS
REPLACEMENT PARTS LIST
31
32
33
30
34
36
30
14A
Reverse
6C
Angle
15
7
12
11
8
6
3
2
23
19A
19B
19
20
37
9
1
10
1A
14
22
5
5B
5A
16
25
4
24
28
29
21
26
13
17A
17
18
Item Part Number
Description
17
GT-83037
TEE NYLON 3/4"HB to 3/4"
17A
GT-83038
ADAPTER NYLON, 3/4" x 1/4"
18
GT-82913
SIPHON CONDENSATE TRAP
19A
GT-82769
Burner Door Ceramic Disc
19B
GT-82770
Burner Door Viton Gasket
20
GT-82768
Igniter Gasket
21
GT-83034
Exhaust Test Plug
22
GT-83195
Extended Air Tube
23
GT-83141
Control Panel, Complete
24
GT-82990
CVI Venturi
25
GT-83106
O-ring, Venturi to Blower
26
GT-83001
Test Port Retaining Clamp
27
GT-82754-1
PCB Optocoupler
28 29
GT-83170-1
Air Metering Assembly
30
GT-81027-1
Sentry 2100 (10K) Outdoor Probe
31
GT-83018
Vent Screen, 4"
32
GT-83019
Vent Screen, 6"
33
GT-83013
Nipple, 1-1/4" x 8", Brass
34
GT-83005
1-1/4"x 1-1/4"x 3/4" Tee Brass
35
GT-13701
RELIEF VALVE 3/4" #335 30 PSI
36
GT-82148
PRESSURE GAUGE 0-30 PSI
37
GT-83112
Divider Insul. (c/w washer & screw)