Grizzly instruction manual Model T21888 Mfg. since 2/10

Page 18

Symptom

Possible Cause

Possible Solution

 

 

 

 

 

Air leaks from pressure

1.

Faulty check valve.

1.

Repair the check valve

switch.

 

 

 

(Page 18).

 

2.

Faulty pressure switch.

2.

Replace pressure switch.

 

 

 

 

 

Low pressure at the

1.

Air leaks in tanks or deliv-

1.

Check air tank, pipes and

tank, or tank pressure

 

ery pipes.

 

all connections for leaks.

drops after compressor

2.

Drain valve open.

2.

Close drain valve.

is turned OFF.

3.

Air filter clogged.

3.

Inspect and clean air fil-

 

 

 

 

ter.

 

4.

Pressure switch turns the

4.

Adjust the pressure

 

 

motor OFF too soon.

 

switch (Page 20).

 

5.

Leaking check valve.

5.

Repair the check valve

 

 

 

 

(Page 18).

 

6.

Pressure relief valve

6.

Replace pressure relief

 

 

releasing below 110 PSI.

 

valve.

 

7.

Gaskets leaking.

7.

Check gaskets on cylin-

 

 

 

 

der head assembly, repair

 

 

 

 

or replace as needed.

 

8.

Worn rings.

8.

Inspect and replace pump

 

 

 

 

piston rings.

 

 

 

 

 

Pressure relief valve

1.

Pressure switch adjusted

1.

Adjust the pressure

stays open and motor

 

too high.

 

switch (Page 20)

won’t stop running.

2.

Faulty pressure switch,

2.

Turn compressor OFF,

 

 

unit is trying to overpres-

 

unplug from power sup-

 

 

sure the tank.

 

ply, and empty tank.

 

 

 

 

DO NOT USE until switch

 

 

 

 

is replaced.

 

3.

Faulty pressure relief

3.

Relief valve is reliev-

 

 

valve.

 

ing pressure too early.

 

 

 

 

Replace pressure relief

 

 

 

 

valve.

 

 

 

 

 

Air tool has low supply

1.

In-line filter is damaged

1.

Replace filter or in-line

pressure but compres-

 

or clogged (if used).

 

filter assembly.

sor has sufficient air

2.

In-line water separator is

2.

Drain water separator.

pressure.

 

full (if used).

 

 

 

3.

Pressure regulator.

3.

Adjust pressure regula-

 

 

 

 

tor, if no improvement,

 

 

 

 

inspect regulator for leaks

 

 

 

 

or replace.

 

4.

Air leaks in hoses.

4.

Check air hoses and all

 

 

 

 

connections for leaks .

 

5.

Pressure gauge bad.

5.

Replace the pressure

 

 

 

 

gauge.

 

6.

Pressure switch turns the

6.

Adjust the pressure

 

 

motor OFF too soon.

 

switch (Page 20).

 

 

 

 

 

-16-

Model T21888 (Mfg. since 2/10)

Page 17 Page 19
Image 18
Page 17 Page 19
Contents Gallon Compressor Page Table of Contents Foreword Specifications IntroductionRead this MANUAL. This tool may Maintain Safety GUARDS. YourTion about proper operation of the equipment Wear a RESPIRATOR. This toolUSE Correct AIR Pressure Additional Safety Instructions For Air Compressors Circuit Requirements 110V OperationGrounding Placement SET UPAssembly UnpackingPressure Relief Valve Test on Test Run BreakTo test run and break in the air com- pressor Changing Oil onOperations Pressure Regulator UseTo control the air supply to your tool Operation To use your air compressorAccessories G6261-Campbell Hausfeld Water FilterH7274-Campbell Hausfeld Pressure Regulator Maintenance ScheduleDaily before use, perform the following checks Draining Tank Pressure Relief Valve TestTo drain water from the tank Service TroubleshootingSymptom Possible Cause Possible Solution Model T21888 Mfg. since 2/10 Model T21888 Mfg. since 2/10 To change the oil Changing OilCheck Valve To fix the check valveFixing Air Leaks To find air leaksTo fix air leaking around fitting threads Pressure Switch To adjust the pressure switchWhen storing your air compressor, fol- low these guidelines StorageParts Breakdown Parts List DescriptionWarranty Warranty Card Place Stamp Here Name Street CityStateZip
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