Central Pneumatic PROFESSIONAL 99901 Operating Instructions Manual Download Page 7

SKU 99901 

For technical questions, please call 1-800-444-3353. 

Page 7

user-maintenanCe 

instruCtions

  Procedures not specifically 

explained in this manual 

must be performed only by a 

qualified technician.

Detach tool and CO2 canister, then 

1. 

clean external surfaces of the regula-

tor with clean, dry cloth.
Store the regulator indoors out of 

2. 

children’s reach.

note:

  Since this regulator is not user-

serviceable, no assembly diagram or 

parts list are available for this tool.

troubleshooting

Problem

Possible Causes

likely solutions

Decreased output.

Not enough air pressure and/

1. 

or air flow.

 

Air leaking from loose hose 

2. 

connection.
Mechanism contaminated.

3. 

CO

4. 

2

 pressure is low or 

depleted.

Check for loose connections and make sure 

1. 

that regulator is set at required pressure. 

do not exceed maximum air pressure.

Make sure hose is properly connected and 

2. 

tight.

Have qualified technician clean mechanism.  

3. 

Replace CO

4. 

2

 canister.

Severe air 

leakage.

(Slight air leakage 

is normal, 

especially on older 

tools.)

Cross-threaded components. 

1. 

 

Incorrectly installed CO

2. 

2

 

canister. 

Damaged valve or hose. 

3. 

 

Check for incorrect alignment and uneven 

1. 

gaps.  If cross-threaded, disassemble and 

replace damaged parts before use.
Reinstall if cross threaded. Tighten if 

2. 

loose.  Make sure o-ring is in place at top of 

regulator threaded connection.
Replace or repair damaged hose. Have 

3. 

qualified technician repair valve.

 Follow all safety precautions whenever diagnosing or servicing the 

tool.  disconnect air supply before service.

Summary of Contents for PROFESSIONAL 99901

Page 1: ...l Copyright 2008 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools Diagrams within this manual may not be drawn proportionally Due to continuing improvements actual product may differ slightly from the product described herein Tools required for ass...

Page 2: ... a hazardous situation which if not avoided could result in death or serious injury CAUTION used with the safety alert symbol indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE is used to address practices not related to personal injury CAUTION without the safety alert symbol is used to address practices not related to personal injury IMPORTANT SAF...

Page 3: ...nd tool before use A loose Hose may detach or break dur ing operation Do not use the regulator if the f Regulator Control Knob does not function properly Any regulator that cannot be controlled is dangerous and must be repaired Disconnect the tool from the CO g 2 Regulator before making any ad justments changing accessories or storing the tool Such preventive safety measures reduce the risk of sta...

Page 4: ...tructions Symbol Definitions Symbol Property or statement PSI Pounds per square inch of pressure CFM Cubic Feet per Minute flow SCFM Cubic Feet per Minute flow at standard conditions NPT National pipe thread tapered NPS National pipe thread straight WARNING marking concerning Risk of Eye Injury Wear ANSI approved eye protection WARNING marking concerning Risk of Hearing Loss Wear hearing protectio...

Page 5: ...ormation section at the beginning of this manual including all text under subheadings therein before set up or use of this product To prevent Serious injury and death The work setup and storage areas must all be well ventilated CO2 is an invisible odorless gas which can cause serious injury or death if it accumulates To prevent explosion Use only clean dry bottled compressed CO2 with this regulato...

Page 6: ...re supplied to the tool can 8 be adjusted by turning the Regulator Control Knob Turn counterclockwise to reduce pressure Turn clockwise to increase pressure The pressure setting is shown on the Output Gas Pressure Dial Adjust the Regulator knob to the 9 pressure recommended by the tool manufacturer Do not exceed the tool s maximum air pressure rat ing Note Residual air pressure should not be prese...

Page 7: ...CO 4 2 pressure is low or depleted Check for loose connections and make sure 1 that regulator is set at required pressure Do not exceed maximum air pressure Make sure hose is properly connected and 2 tight Have qualified technician clean mechanism 3 Replace CO 4 2 canister Severe air leakage Slight air leakage is normal especially on older tools Cross threaded components 1 Incorrectly installed CO...

Page 8: ...low the exclusion or limitation of incidental or consequential damages so the above limitation of exclu sion may not apply to you This warranty is expressly in lieu of all other warranties express or implied including the warranties of mer chantability and fitness To take advantage of this warranty the product or part must be returned to us with transportation charges prepaid Proof of purchase dat...

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