Crafco SUPER SHOT 125, Parts Manual

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Super Shot 125 Diesel Melter Part Manual
Chapter 9 Troubleshooting (47400)
©2017 by Crafco, Inc. All Rights Reserved………………...…………………………………Troubleshooting (47400) 9-4
Step Possible Cause If . . .
3 Is there 12Vdc between the positive and
negative battery post? If this check is done
while the engine is running the reading
should be 13.8 volts.
•
Yes, then there should be 12Vdc on the
battery side of the circuit breaker.
•
No, replace battery.
•
Note : If the reading is less than 13.8 volts
while the engine is running the alternator
needs to be rebuilt or replaced.
4 Find insulated quick connect between green
wire and white wire that goes to burner plug.
Is there 12Vdc between the green wire and a
nearby ground source (black wire)?
•
Yes, go to Table 9-9 Testing the DC
Controller.
•
No, go to Step 4a.
4a Is there 12Vdc between green wire labeled
“GRN-BRNR” on terminal block lower right
hand corner and nearby ground source
(black wire)?
•
Yes, check for loose or broken wires
between burner plug and terminal block.
•
No, go to Step 5.
5 Is there 12Vdc between gray wire labeled
“GRY-2” on terminal block lower right hand
corner and nearby ground source?
•
Yes, replace terminal block.
•
No, go to Step 5a.
5a Is there 12Vdc between terminal #7 gray wire
and terminal #5 black wire of the hot oil
PAKSTAT?
•
Yes, check for loose or broken wires
between terminal block and terminal #7 of
the hot oil PAKSTAT.
•
No, go to Step 5b.
5b Is there 12Vdc between terminal #6 gray wire
and terminal #5 black wire of hot oil
PAKSTAT?
•
Yes, replace hot oil PAKSTAT.
•
No, go to Step 6.
6 Is there 12Vdc between gray wire labeled
“GRY-3” on terminal block upper left hand
corner and a nearby ground source (black
wire)?
•
Yes, check for loose or broken wires
between terminal block and terminal #6 of
the hot oil PAKSTAT.
•
No, go to Step 6a.
6a Is there 12Vdc between gray wire labeled
“GRY-1” on terminal block upper right hand
corner and a nearby ground source (black
wire)?
•
Yes, replace terminal block.
•
No, go to Step 7.
7 Is there 12Vdc between terminal #4 gray wire
and terminal #8 black wire of the material
PAKSTAT?
•
Yes, check for loose or broken wires
between terminal block and terminal #4 of
the material PAKSTAT.
•
No, go to Step 7a.
Table 9-4 Burner Electrical Troubleshooting (continued)