AIRLESSCO SP200 - Manual (Page 17)

Advanced Troubleshooting
3A0997F 17
Advanced Troubleshooting
See Basic Troubleshooting first, page 12 for problems that are more easily remedied.
General Problem: Motor Does Not Operate
Specific Problem Cause Solution
Power switch is on and
sprayer is plugged in; pump
does not cycle. See Basic Troubleshooting,
page 12.
Basic mechanical problems. Paint is frozen or hardened in
pump. Unplug sprayer from electrical outlet.
If paint is frozen in sprayer:
Do NOT try to start sprayer until completely
thawed or you may damage the motor, control
board, and/or drivetrain.
1. Turn power switch OFF.
2. Place sprayer in warm area for several hours.
3. Plug sprayer in.
4. Turn power switch ON and flush sprayer with
water or mineral spirits.
a. Turn on sprayer.
b. Turn prime valve to PRIME position.
If paint hardened in sprayer:
SP300, Mustang 3100: Replace pump pack-
ings. See List of Kits, page 26.
SP200, Mustang 2400: Replace complete
pump. See List of Kits, page 26.
Remove all residue from inlet and outlet valves.
Gears are damaged. Remove motor enclosure and rotate motor fan to
check for bad gears. If gears bind or slip, remove
pump cover and replace failed gears. See List of
Kits, page 26.
SP300, Mustang 3100: Yoke
is broken because pump is
locked up due to dried paint or
worn packings. Repair or replace using Gear/Yoke Kit. See List
of Kits, page 26.
Replace pump packings on SP300 sprayers. See
List of Kits, page 26.