ProFitter KFA50PF - Page 9

9
ProFitter
TM
Operating Instructions and Parts Manual
For Technical Support or Troubleshooting, Call: 1-877-447-4768, 8:30 am - 4:30 pm CST www.ghpgroupinc.com
Maintenance (Continued)
- Place set screw on flat of shaft.
- Tighten screw firmly (40-50 inch-
pounds/4.5-5.6 N-m). Reinstall
upper shell.
NOZZLE
CLEAN NOZZLE AS NEEDED
SPARK PLUG
CLEAN AND REGAP EVERY 600 HOURS
OF OPERATION OR REPLACE AS
NEEDED.
Figure 15 – Fan Assembly
Figure 16 – Nozzle Replacement
Figure 17 – Nozzle Replacement
(For Models KFA50PF, KFA75PF,
KFA125PF, KFA170PF only)
- Remove upper shell (See Air Intake
Filter, page 8).
- Remove fan blade (See Fan Blades).
- Remove fuel and air line hoses from
nozzle adaptor.
- Remove ignitor wire from spark plug.
- Remove spark plug from nozzle adaptor
using medium phillips screwdriver.
- Turn nozzle adaptor 1/9 turn(40°) to
counter clock wise and pull toward
motor to remove. (See Figure 14)
- Place plastic hex-body into vise and
lightlry tighten.
- Carefully remove nozzle from nozzle
adaptor using 5/8” socket wrench.
- Blow compressed air through face of
nozzle. (this will remove any dirt in nozzle)
- Reinstall nozzle into nozzle adaptor
until nozzle seats.
Tighten 1/3 turn more using 5/8” socket
wrench. (40~45 inch-pounds)
- Reinstall nozzle adaptor to bracket adaptor.
- Reinstall spark plug to nozzle adaptor.
- Attach ignitor wire to spark plug.
- Attach fuel and air line hoses to nozzle
adaptor.
- Reinstall fan blade and upper shell.
(For Model KFA210PF only)
- Remove upper shell (See Air Intake
Filter, page 8).
- Remove fan blade (See Fan Blades).
- Remove fuel and air line hoses from
nozzle adaptor.
- Remove ignitor wire from spark plug.
- Remove spark plug from nozzle adaptor
using medium phillips screwdriver.
- Turn nozzle adaptor 1/8 turn (45°) to
counter clock wise and pull toward
motor to remove. (See Figure 15)
- Place plastic hex-body into vise and
lightly tighten.
- Carefully remove nozzle from nozzle
adaptor using 5/8”socket wrench.
- Blow compressed air through face of
nozzle. (this will remove any dirt in nozzle)
- Reinstall nozzle into nozzle adaptor
until nozzle seats
Tighten 1/3 turn more using 5/8” socket
wrench (40~45 inch-pounds)
- Reinstall nozzle adaptor to burner
bracket
- Reinstall spark plug to nozzle adaptor.
- Attach ignitor wire to spark plug.
- Attach fuel and air line hoses to nozzle
adaptor.
- Reinstall fan blade and upper shell.
(For Models KFA50PF, KFA75PF,
KFA125PF, KFA170PF only)
- Remove upper shell (See Air Intake
Filter, page 8).
- Remove fan (See Fan Blades).
- Remove ignitor wire from spark plug.
- Remove spark plug from nozzle adaptor
using mediumphillips screwdriver.
- Clean and regap spark plug electrodes
to 3.5mm gap.(0.138”)
Set Screw
Motor Shaft
Fan Blade
Flush
Motor
Fuel Line
Air Line
Nozzle Adaptor
Combustion Chamber
Screw
Ignitor Wire
Spark Plug
Bracket-Burner
Nozzle Adaptor
Nozzle Face
Nozzle
Nozzle Adaptor
Models KFA50PF, KFA75PF, KFA125PF,
KFA170PF and KFA210PF
NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!
Nozzle Adaptor
Bracket-Adaptor
Air Line
Fuel Line
Ignitor Wire
Screw
Nozzle Face
Nozzle Adaptor
Nozzle
Combustion Chamber