Temco Tool DV5200MB - Manual (Page 28)

28
Temco DV5200 Series
78674
Problem Possible Cause Solution
System Checks (continued)
Main burner lights in Main operator coil defective. Verify electrical resistance of main operator coil in
the PILOT position. the following manner.
(A) Remove all wires from operator head.
With an Ohm meter, measure electrical resistance
between TP and TH terminals. If the resistance
does not fall within specification, replace valve.
(See table 1).
Debris on seat of main valve. Replace valve.
Main seat blown out as a Replace valve.
result of exposing LPG gas
valve to unregulated line
pressure in excess of 15 PSI.