RIDGID OF45150 manual Troubleshooting, Trouble Probable Cause Remedy

Page 9

Troubleshooting

!WARNING

For your own safety do not try and run the air compressor while troubleshooting.

TROUBLE

PROBABLE CAUSE

REMEDY

 

 

 

 

 

 

Compressor will not

1. Unit is plugged into

1. Remove extension cord

run

extension cord

 

 

2. No electrical power

2. Plugged in? Check

 

 

fuse/breaker or motor over-

 

 

load

 

3. Blown fuse

3. Replace blown fuse

 

4. Breaker open

4. Reset, determining why

 

 

problem happened

 

5. Thermal overload open

5. Motor will restart when cool

 

6. Pressure switch bad

6. Replace

 

 

 

Motor hums but can-

1. Low voltage

1. Check with voltmeter

not run or runs slow-

2. Unit is plugged into

2. Remove extension cord

ly

extension cord

 

 

3. Shorted or open motor

3. Replace motor

 

winding

 

 

4. Defective check valve or

4. Replace or repair

 

unloader

 

 

 

 

Fuses blow/circuit

1. Incorrect size fuse, circuit

1. Check for proper fuse, use

breaker trips repeat-

overloaded

time-delay fuse.

edly

 

Disconnect other electrical

 

 

appliances from circuit or

 

 

operate compressor on its

 

 

own branch circuit

 

2. Unit is plugged into

2. Remove extension cord

 

extension cord

 

 

3. Defective check valve or

3. Replace or repair

 

under loader

 

 

 

 

TROUBLE

PROBABLE CAUSE

 

REMEDY

 

 

 

 

 

 

 

 

 

 

 

 

Thermal overload

1. Low voltage

1. Check with voltmeter

protector cuts out

2. Clogged air filter

2. Clean filter (see

repeatedly

 

 

Maintenance section)

 

3. Lack of proper ventila-

3. Move compressor to well

 

tion/room temperature

 

ventilated area

 

too high

 

 

 

 

 

4. Unit is plugged into

4. Remove extension cord

 

extension cord

 

 

 

 

 

 

 

Air receiver pressure

1. Loose connections (fit-

1. Check all connections with

drops when com-

tings, tubing, etc.)

 

soap and water solution

pressor shuts off

 

 

and tighten

 

2. Loose drain lock

2. Tighten

 

3. Check valve leaking

3. Disassemble check valve

 

 

 

assembly, clean or replace

 

 

 

 

 

 

 

 

 

 

 

 

 

! DANGER

 

 

 

 

Do not disassemble

 

 

check valve with air in

 

 

tank; bleed tank

 

 

 

 

Excessive moisture

1. Excessive water in air

1. Drain receiver

in discharge air

receiver

 

 

 

 

 

2. High humidity

2. Move to area of less

 

 

 

humidity; use air line filter

 

 

 

 

Compressor runs

1. Defective pressure

1. Replace switch

continuously

switch

 

 

 

 

 

2. Excessive air usage

2. Decrease air usage; com-

 

 

 

pressor not large enough

 

 

 

for a requirement

 

 

 

 

Compressor vibrates

Loose mounting bolts

Tighten

 

 

 

 

Air output lower than

1. Broken inlet valves

1. Have authorized service

normal

 

 

representative repair unit

 

2. Intake filter dirty

2. Clean or replace intake fil-

 

 

 

ter

 

3. Connections leaking

3. Tighten connections

 

 

 

 

 

 

16

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Image 9
Contents Twin Stack Portable AIR Compressor Safety Instructions Table of ContentsBreathable Air Warning Spraying PrecautionsGeneral Electrical Connections Power Supply and Motor SpecificationsMotor Specifications Electrical RequirementsGlossary of Terms Regulated Outlet Gauge InstallationOperating Your Air Compressor MaintenanceFilter Removal, Inspection and Replacement Maintenance ScheduleLubrication StorageTrouble Probable Cause Remedy TroubleshootingFor Repair Parts, Call 1-800-4-RIDGID Repair PartsHhcs L.H Page Catalog No. ### Model No. OF45150 Serial No RIDGID, INC