Americ Corporation VAF-3000P, Руководство пользователя

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ProbleM
unit will not run
cauSe
1) No air supply to unit.
2) faulty air supply line.
SolutioN
1) connect air supply.
2) Perform maintenance and check line to air
supply.
unit runs but fan
makes loud scraping
noise.
unit runs but vibrates
excessively.
unit runs but fan does
not turn.
unit runs but does not
develop full power.
1) unit has been severely jolted
causing fan to rub against
housing.
2) unit has been severely jolted
causing housing to deform.
1) Severe jolt has bent motor shaft
causing unit to be out of
balance.
2) fan blade damaged.
3) Dirt built up on one side of fan
blade.
1) fan is jammed.
2) housing has been damaged and
presses on the fan blade.
1) low air supply pressure.
2) low air supply cfm.
3) excessive duct length.
4) Worn motor vanes.
1) remove motor and replace damaged motor
mounts.
2) Perform maintenance and check line to air
supply.
1) remove and replace motor. replace fan
blade as necessary.
2) replace fan blade.
3) clean fan blade.
1) remove motor and replace damaged motor
mounts.
2) replace fan blade if necessary.
3) replace housing/unit as necessary.
1) Supply 100 psi air.
2) increase size of compressor and/or size of
supply lines to provide at least 71 cfm.
3) reduce duct length to recommended
maximum.
4) rebuild motor.
GENERAL TROUBLE SHOOTING GUIDE
ruNS GooD
theN SloWS
DoWN
ruNS
hot
WoN’t ruN
at all
loW
SPeeD
loW
torque
reaSoN
MOTOR TROUBLE SHOOTING GUIDE
Dirt, foreign Material x x x
internal rust x x x
Misalignment x x x x x
insufficient air Pressure x x
too Small of air line x x
restricted exhaust x
Poor lubrication x x x x
jammed Machine x x x x
compressor too Small x x
compressor too far
from unit x x
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