Master Lock 70000 BTU/Hr - Manual (Page 11)

11
101585
150,000 BTU/Hr PFA/P 041.G
Fuel Filter
(100/150,000 BTU/Hr Models)
1. Remove side cover screws
using 5/16" nut-driver.
2. Remove side cover.
3. Pull upper fuel line off fuel
filter neck.
4. Carefully pry bushing,
lower fuel line, and fuel
filter out of fuel tank.
5. Wash fuel filter with clean
fuel and replace in tank.
6. Attach upper fuel line to
fuel filter neck.
7. Replace side cover.
Figure 11 - Fuel Filter Removal, 100/150,000 BTU/Hr Models
Fuel Filter, Bushing,
and Lower Fuel Line
Upper
Fuel Line
Side Cover
Spark Plug
1. Remove upper shell (see
page 10).
2. Remove fan (see page 15).
3. Remove spark plug wire
from spark plug.
4. Remove spark plug from
burner head using 13/16"
open-end wrench.
5. Clean and regap spark plug
electrodes as follows:
70,000 BTU/Hr model:
.055" (1.4 mm) gap,
100/150,000 BTU/Hr
models: .075" (1.9 mm)
gap.
6. Install spark plug in burner
head.
7. Attach spark plug wire to
spark plug.
8. Replace fan (see page 15).
9. Replace fan guard and
upper shell.
SPARK PLUG REMOVAL 70, 100 &150 PFA/P 031A
Figure 12 - Spark Plug Removal
Burner
Head
Spark Plug
Wire
Spark
Plug
Figure 13 - Spark Plug Gap
Bend Here
to Adjust
Gap
Gap