www.desatech.com
118997-01B
13
FUEL LINES
(Procedure for Tightening Fuel
Lines)
1. Remove upper shell (see
Upper Shell
Removal
, page 11).
2. Use an adjustable wrench as a backup on
fittings.
3. Use 7/16" wrench and tighten fuel lines
at solenoid valve, pump and fuel filter
canister (if equipped) (see Figures 14
and 15).
SERVICE PROCEDURES
Continued
Figure 13 - Turning Fan with Hand
Fuel
Line
Solenoid
Valve
Burner Head
Fuel
Pump
Figure 14 - Fuel Line at Solenoid Valve
Figure 15 - Fuel Lines at Pump
Fuel
Lines
PUMP
(Procedure if Pump is Binding)
1. Remove upper shell (see
Upper Shell
Removal,
page 11).
2. Loosen hex screw on flange clamp at
rear of motor with 5/16" nut-driver (see
Figure 12).
3. Turn fan with hand (see Figure 13).
4. If fan turns freely, tighten screw on flange
clamp.
5. If fan does not turn freely, replace pump.
6. Replace upper shell.
Figure 12 - Location of Screw on Flange
Clamp
Hex Screw
On Flange
Clamp
