Troubleshooting
Chart
WL6000 Series
C_npca_.or wig not
1. NO elecb'icat pow_
2. Blown fu_e
3. mruker
open
4. "ll_ermaaoverload open
5. FreBure swttdl bad
6. Check vaNO dehKtive
Motor h_
but Gtnnot mn or
1, Po_r font a_,
line vo)t age incorrect
runs slowiy
2, Shortad or open mot o¢ winding
3. Def_lvt
check valve or uidoad_
Futes blowkircuit
breaker trips
1. Inco_ect size fuse, dt'_Jit overloaded
rer_atedly
2. Defe_t bar check valve ot unloader
Netq_r use aN ex(_foe_
cord wfl_
I_/s prod_-t
Th_mal
overload ixotector
1. LOWvohage
cuts o_1 repeatedly
2. Clogged ml_fi)t_
3. LKI_ of proper vQntflatlon/room
temperature
IC_Ohigh
4. Check valve mMfunctlon
KnOCkS.rattles, exce*Wve
1. Leaking. bfokef_ or loose valves or restrk_ed air
vibration
passage
2, D_ledi_
pressure swttdl unloader
5. De|_lvl
bo_lng
on e_ifflt rk. or molo¢ shaft
4. Cylinder or piston ring is worn or scored
S. LOGSebolt_ tank not lewl
Tank pressure drops when
I. Loose connections (fittings,
tubing, etc.)
comprea_o,"shuts off
2. Lo_.e dcain cock
3. Check valw leaking
Air output Iowe_ than
1. Ooggad Intake filter
normal4ow _charge
pressure
2. Air teaks in Piping (on ml_'hl_e or in outside
system)
3. 9token Inlet valves
4, Piston ring brok_
5. Cylinder
or pbton r;ng is worn or scored
Excr]_lve nloht ure in diSCharge
1, ExCessivewater In tank
air
2. High humidity
Comp*tssor rum continuously
1. Def_iv_
pressure switch
2. Excessive air u'.a_e
ExCest_ve Sta_ling Mid
1+ Ez_:es_lvecondlm_at Ion In tank
stopping (auto start)
2. Air leaks In Piping (on mKh_nt
or In outside
sy_tam)
3. Tank che(k valve leaking
At_ leaking from unidader on
pr_s_.ure sw_tch
Check valve _lu_k in an open position
1. Plugged in? Chm:k _aker
or motor m_ridad
2, R,_la_lr b_
fuse
3. Re_.et, determine r_us_ of prold_m
4, Motor will restart when
5. Repidce
6. Remo_
and repl_
check valw
1, G'_ck €onnecUora. check with voltmeter
2, Repl_o_ motor
3. Repidce or repair
1. Check for p_oper fi_l., u_ tlme_lelay
fuse. Dit_onne_t other
electrical appliances from ckcuit or operate c_npres_or on its own
branch circuit
2. R_placeorre
air
Do not dl_nemblt
check wl_
_
wlth _ir in t_lP_, bleed tank
1. G'_k
with
voltmeter
2.
Clean
ltlter
(See Malntenar_e
_e_inn)
3.
Move
comprel_or
t 0 well
ve_tilat
e_ area
4+ Repl_.e
DO not _l_lmblt
Ch_._ vlhml
_fh
_Ir in t_
bleed tank
I. Repla<e
2. Repla_.eor repair asn_<ltllary
J+ Repla(e
4
Replace or repair at ne_s_ry
5+ Tighten bo)_. _bim tank to level potition
1• Check al) connections with soap and w_tar solution and t_ghten
2. Tighten
5. Disassemble cherk valve i_sem bly, clean or _eplace
1, Clean
or replace
2• Replace
leaking
comp0_ent_
or tighten
_S t_ssa_
3
HaVe authorized
servke
representative
repair
unit
4
Replace
5
Repl_Ke
I.
Drain
tank
2.
Move
to area
of I_s
humidity;
use ai_ line
filter
I.
Repine
switch
2,
Decrease
air _a_e_
(ompr_of
n0t large
enou_lh
for air tequir
ement
1
Drain
moce
often
2•
Replac I Jeakln_
(_lporlents
or tighlan
as fl_e_iry
3 Re la(eorle
irasnecess_ry
_DO
rmt d/_nemb/e
chedl
v_/ve
v_th air in tank., bl_ed tank
Remov_ and replace check wive
www.chpow_r.€om