Troubleshooting; Parts - Desa TC101 Manual Del Propietário

WARNING: Never attempt to service heater while it is connected
to propane supply, operating, or hot. Severe burns can occur.
SyMPTOM
Burner fails to light
Burner lights but goes out
when automatic control valve
button is released
Maximum burn rate is low
MODELS
TC101
TC102
1
TC103
TC104
TC105
8
3
7
112396-01D

TROUbLESHOOTINg

POSSIBLE CAUSE
1. Propane supply valve
closed on propane tank(s)
2. Blockage in burner/valve
assembly
3. Piezo ignition system not
sparking
1. Not enough warm-up time
2. Low gas pressure
3. Thermocouple loose or
needs to be replaced
4. Automatic control valve
needs to be replaced
1. Low gas pressure
2. Low fuel supply
3. Plugged gas orifices

PARTS

5 4
6
2
www.desatech.com
REMEDy
1. Open propane supply valve
slowly
2. Replace burner/valve as-
sembly
3. Assure ignitor electrode
gap is 0.120" (3.04 mm).
Check wire lead for dam-
age. Replace piezo ignitor
and/or ignitor electrode as
necessary
1. Relight, hold automatic
control valve button in 45
seconds
2. Check propane tank(s) for
proper gas supply
3. Tighten connection or re-
place thermocouple
4. Replace automatic control
valve assembly
1. Check gas supply; check
regulator output
2. Consult propane gas supplier
3. Replace burner assembly
This list contains replaceable parts used in
your heater. When ordering parts, follow the
instructions listed under Replacement Parts,
on page 6 of this manual.
KEy
NO. PART NO. DESCRIPTION
1 101880-01 Shell Assembly
2 101864-01 Burner Assembly Kit
3 102445-01 Piezo Ignitor w/ Nut
4 103933-01 Thermocouple Bracket
5 101878-01 Electrode Ignitor
6 099236-01 Thermocouple Kit
7 LPA3025 Hose and Regulator
Assembly
8 112392-01 Base Shield
PARTS AVAILABLE - NOT SHOWN
117069-04 Tradename Decal
111348-04 Warning Tag
111348-06 Warning Tag
111348-05 Operation Tag
111348-07 Operation Tag
112398-04 Rating Label
QTy
1
1
1
1
1
1
1
1
1
1
1
1
1
1
7