Replacement Parts

4
P-UBX-UBZ-UDX-UDZ (05-21) 1034346-0
ELECTRICAL COMPONENTS—CONTINUED
Table 3. Electrical Components (Unit Sizes 030–125)
Item
No.
Component Description Model
Unit Size
030 045 060 075 100 125
PN
1 Limit control
High temperature, auto reset*
UBX, UBZ 96512 201961 82091 85449 96512 201961
UDX, UDZ 96512 085449 45602 45602 085449
2 Plate Limit control All 170025 170025 170025
3 Bracket Limit control
UBX, UBZ 201771 201771 201771
UDX, UDZ 170026 170026 170026
4
Flame rollout
switch,
manual
reset*
210°F/−31°F, violet
UDX, UDZ
197033 — — —
225°F/−31°F, red — 196949 196949 —
250°F/−31°F, yellow — — 196950
5 Bracket Control mounting
All
195551 195551 195551
6 Gasket Control mounting bracket 195664 195664 195664
7 Circuit board DSI control module All 1033741 1033741 1033741
7A
Fuse**
Circuit board
All
201685 201685 201685
8 Sensor Flame 195292 195292 195292
9 Ignitor Electrode assembly 1024503 1024503 175272
10 Transformer
25VA, 115V
UDX, UDZ
175265 175265 175265
40 VA, 115V (option CL31) 194808 194808 194808
40 VA, 208–230V/1PH (option CL31) 194536 194536 194536
11 Stepdown transformer Refer to Table 5
12
Fan motor*
115V, open
UDX, UDZ
196240 196241 196241 196242 196243 196244
115V, TEFC (option AL14) 203310 203310 203724
13 Capacitor, fan motor
Refer to Table 7
14
Pressure
switch
0–6000 feet
UBX
1034349
1034477 196388 197030 197030
UBZ 197031 197029 196388 197030 197032
UDX 197030
197031 197032
196388 1034237
UDZ 197028 — 197078
>6000 feet
UBX 1034477
1034349 197030 197032 197028
UBZ 1034477 1034349
UDX 1034349 197031
UDZ 197031
15
Gas valve,
single-stage,
1/2 × 1/2
Natural gas, MH #VR8215T1239
All
260603 260603 260603
Propane, MH #VR8215T5214 263999 263999 263999
15A
Gas valve,
two-stage,
1/2 × 1/2
Natural gas, MH #VR8205N2921
—
197066 197066
Propane, MH #VR8205N2913 197064 197064
16
Terminal
board
24V, 5-pole 196813 196813 196813
17 Gasket Terminal board
UDZ, UBZ
196327 196327 196327
18 Cover Electrical box 201945 201945 201945
19
Switch
Door, interlock, Carling #TA22B-TLB-B 217262 217262 217262
20 Disconnect 101902 101902 101902
21 Harness Wiring, 9-pin All 1033745 1033746 1033747
*For spacing, refer to Table 6.
Table 4. Electrical Components (Unit Sizes 150–400)
Item
No.
Component Description Model
Unit Size
150 175 200 225 250 300 350 400
PN
1 Limit control
High temperature,
auto reset*
UBX
82091 202048
210961
82091
82091 201962 202048 85449
UBZ 202048
UDX
45602 82091 45602
45602
100799 100799 082091
UDZ 082091
2 Plate Limit control All 170025 170025 170025 170025
*For spacing, refer to Table 6.