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OPERATING THE WRENCH 

 

1.

 

Fit the wrench with the correct size impact socket to suit the bolt to be tightened and retain with 
ring and pin system. 

2.

 

Rotate the handle to convenient position relative to the reaction arm. 

3.

 

Fit the tool onto the bolt to be tightened with the reaction arm adjacent to the reaction point (See 
“Torque Reaction” Page) 

4.

 

Move the direction selector switch (D) from the neutral position and into either forward or reverse 
as required. 

5.

 

Squeeze the trigger (C) to bring the reaction arm into contact with the reaction point. 

6.

 

Fully press the trigger (C) and keep pressed until the tool stalls (when tightening) or the fastener is 
released (when un-tightening). If the trigger is released before the wrench stalls, full torque will 
not be applied to the bolt. Once the motor stalls do not “blip” the trigger, or incorrect torque will 
be applied. 

IMPORTANT: 

IF A FASTENER WILL NOT UN-TIGHTEN WHEN THE TOOL IS SET TO 
MAXIMUM, DO NOT “BLIP” THE TRIGGER, USE TOOLING OF HIGHER 
TORQUE OUTPUT. 

 
7.

 

Release the soft start trigger (C) and remove tool from bolt. 

CAUTION: 

IN USE THIS TOOL MUST BE SUPPORTED AT ALL TIMES IN ORDER TO 
PREVENT UNEXPECTED RELEASE OF A FASTENER OR COMPONENT 
FAILURE. 

 

IMPORTANT: 

IF BREAKDOWN, MALFUNCTION OR DAMAGE OCCURS DO NOT 
ATTEMPT TO REPAIR, CONTACT W. CHRISTIE (IND) LTD 
IMMEDIATELY. 

 

 
 
 
 

MAINTENANCE AND RECALIBRATION 

 
To prevent premature failure and ensure confidence in torque supply, it is recommended that this 
equipment is serviced and calibrated at least on an annual basis, by W. Christie (Ind) LTD. 
 
There are no user serviceable parts. If any failures occur then the wrench should be returned to W. 
Christie (Ind) LTD for evaluation. 
 

Содержание VC-RAD 1

Страница 1: ...ELECTRICALLY OPERATED TORQUE WRENCH VC RAD USER GUIDE Ref WCOI 055 Issue 5 Date June 2015 ...

Страница 2: ...Calibration Certificate INTRODUCTION The VC RAD Electric torque wrench is a handheld electrically driven power tool intended to tighten and un tighten nuts bolts and threaded fasteners The VC RAD Electrical torque wrench must always be used with the following 240V or 110V electrical power supply dependant on model purchased Impact Quality Sockets Ring and pin fastener system or similar Reaction Ar...

Страница 3: ...e with extension bars or universal joints Do not use in the presence of explosive gases or liquids fire explosion hazard Only use VC RAD wrench with 240v or 110v electrical power supply dependant on model purchased To prevent entanglement with rotating parts operators must not wear loose clothing ties jewellery etc Long hair must be tied back Always keep hands fingers and body parts clear of the r...

Страница 4: ...dheld reversible non impacting torque delivery tools designed primarily to tighten and un tighten nuts bolts and threaded fasteners CAUTION ALWAYS KEEP F HAMMER SELECTOR SWITCH THE DRILL POSITION DO NOT OPERATE THE WRENCH WITH F HAMMER SELECTOR SWITCH IN THE HAMMER POSITION E Alpha and Numeric Selectors F Hammer Selector Switch D Direction Selector Switch With Neutral Position C Trigger G Spline S...

Страница 5: ...TENERS When tightening or releasing tight fasteners the torque required to move the nut may be high enough to keep the reaction locked in one position This can cause the reaction plate to bend or cause gearbox failure To prevent failure re position the reaction plate after every two turns of the fastener i e operate the tool briefly in the opposite direction Reaction Reaction Reaction Reaction Soc...

Страница 6: ...k or inside edge Extreme forces are created which may cause damage to the wrench If the application does not allow the use of a standard reaction arm non standard reaction arms are available Customers must not modify reaction arms and are strongly advised to contact W Christie or their agents for technical assistance TRAPPING HAZARD WARNING ALWAYS KEEP HANDS FINGERS AND BODY PARTS CLEAR OF THE REA...

Страница 7: ...IBRATION CERTIFICATE FAILURE TO DO SO COULD CAUSE THE TOOL TO FAIL AND VOID YOUR WARRANTY Sample VC RAD Torque Calibration Certificate Nm Setting Torque B2 380 C2 450 E2 520 F2 590 G2 660 C3 730 D3 800 E3 870 F3 940 G3 1 010 D4 1 080 E4 1 150 C5 1 220 F4 1 290 G4 1 350 SETTING TORQUE FOR BOLT LOOSENING Ensure the direction selector switch D is set to reverse Set the torque to maximum The VC RAD Wr...

Страница 8: ...talls full torque will not be applied to the bolt Once the motor stalls do not blip the trigger or incorrect torque will be applied IMPORTANT IF A FASTENER WILL NOT UN TIGHTEN WHEN THE TOOL IS SET TO MAXIMUM DO NOT BLIP THE TRIGGER USE TOOLING OF HIGHER TORQUE OUTPUT 7 Release the soft start trigger C and remove tool from bolt CAUTION IN USE THIS TOOL MUST BE SUPPORTED AT ALL TIMES IN ORDER TO PRE...

Страница 9: ...tive 2006 42 EC published on the 9th June 2006 W Christie Ind Ltd Meadowbank Road Rotherham S61 2NF United Kingdom This machinery has been designed and manufactured in accordance with the following transposed harmonised European Standard BS EN ISO 12100 2 2003 Safety of Machinery Technical Principles BS EN 60745 1 2006 Hand held Motor Operated Electric Tools Safety General Requirements SIGNED POSI...

Страница 10: ......

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