WIRING
DIAGRAMS
SERVICE
HINTS
TECHNICAL
SERVICE
Juncdon
SJl S_ch
Probe
Whilo
NOTE: If_u must replace any wire, replace
w#h type 105°C orequivalent.
• White wire in cord set or"dbbed"wire in cord set,
# TGS 150" C Iotack
Figure 20 - Wiring Diagram (25,000 Btu/Hr ModeO
WNte
NOTE: If you must replace any wire, replace
with type 105°C or equivalent.
• Whif.ewire in condset or"ribbed"wire incord set`
$ TGS 150_ C blad_
Probe
Figure 21 - Wiring Diagram (40,000 Btu/Hr Model)
When gas pressure istoo low
• glo-bar glows, butburner will not ignite
When gas quality is bad
• burner will not stay lit
• burner will produce flames and soot
You may feel your gas pressure is too low or gas quality is bad. If so, contact your
local gas supplier.
You may have further questions about installation, operation, or troubleshooting.
If so, contact your installer, a qualified service person or Williams Technical Help
Line at 1-800-266-0993.
_m
2O1842
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