16
17
FIELD TROUBLESHOOTING
PROBLEM
CAUSE
SOLUTION
Unit doesn't prime
Airleak due to:
• Loose Suction Nut
• Tighten Suction Nut
• Worn O-Rings
• Replace O-Ring (106-011) on
suction seat, & O-Ring (106-020)
below suction seat
• Hole in Suction Hose
• Replace Suction Hose (331-290)
Stuck or Fouled Balls
Service outlet valve suction
assembly
Unit primes but has no
Pressure set too low
Turn up pressure
or poor pressure
Filter(s) are clogged
Clean or replace gun filter, inlet
filter and/or manifold filter
Outlet Valve fouled/worn
Service outlet valve
Prime/Pressure Relief valve
Clean or replace primve valve
bypassing
Packings and/or piston worn
•
Tighten packing nut
•
Repack unit
Unit does not maintain
Blown spray tip
Replace spray tip
good spraying pressure
Packings and/or piston worn
Repack unit
Upper Seat worn
Replace upper seat
Unit does not run
Blown fuse
Replace fuse
•
15A SlowBlow
(pn. 331-256)
Electrical failure
See electrical troubleshooting
Содержание LP 400
Страница 1: ...AIRLESSCO LP400 ALLPRO 410E AIRLESS PAINT SPRAYER SERVICE OPERATION MANUAL Form No 001 700 APR07...
Страница 24: ...22 Packing Replacement Procedures Continued FIGURE 16 FIGURE 15...
Страница 30: ...28 NOTES...
Страница 31: ...29 NOTES...