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Personal Safety Equipment

Use - Safety Glasses

Yes

Use - Safety Gloves

Use - Safety Boots

Use - Breathing Masks

Use - Ear Protectors

Yes

Read these instructions carefully before installing, operating, 

servicing or repairing this tool. Keep these instructions in a safe 

accessible place.

Important

Includes - Foreseen Use, Work Stations, Putting Into Service, 

Operating, Dismantling, Assembly and Safety Rules

Operator Instructions

Manufacturer/Supplier

Product Type

RPM

Cycles Per Min

Universal Air Tool Company Limited

Unit 8

Lane End Industrial Park

High Wycombe

Bucks

HP14 3BY

Model No/Nos

Serial No

Product Nett Weight

lbs

Kg

Recommended Use Of 

Balancer Or Support

Recommended Hose Bore

Size - Minimum

Recommended Max. 

Hose Length

Ins

M/M

Ft

M

Foreseen Use Of Tool

The impact wrench is designed for the tightening and loosening 

of threaded fasteners within the range as specified by the 

manufacturer. It should only be used in conjunction with suitable 

impact type 3/4" square female drive nut running sockets. Only 

use sockets which are of the impact type.

It is allowed to use suitable extension bars, universal joints and 

socket adaptors between the square output drive of the impact 

wrench and the square female drive of the socket.

Do not use the tool for any other purpose than that specified 

without consulting the manufacturer or the manufacturer's 

authorised supplier. To do so may be dangerous.

Never use an impact wrench as a hammer to dislodge or 

straighten cross threaded fasteners. Never attempt to modify 

the tool for other uses and never modify the tool for even its 

recommended use as a nutrunner.

Putting Into Service

Air Supply

Use a clean lubricated air supply that will give a measured air 

pressure at the tool of 90 p.s.i./6.3 bar when the tool is running 

with the trigger fully depressed and the air regulator in its 

maximum opening flow position. Use recommended hose size 

and length. It is recommended that the tool is connected to the 

air supply as shown in figure 1. Do not connect a quick connect 

coupling directly to the tool but use a whip or leader hose of say 

approximately 12 inches length. Do not connect the tool to the 

air line system without incorporating an easy to reach and 

operate air shut off valve. The air supply should be lubricated. It 

is strongly recommended that an air filter, regulator, lubricator 

(FRL) is used as shown in Figure 1 as this will supply clean, 

lubricated air at the correct pressure to the tool. Details of such 

equipment can be obtained from your supplier. If such 

equipment is not used then the tool should be lubricated by 

shutting off the air supply to the tool, depressurising the line by 

pressing the trigger on the tool. Disconnect the air line and pour 

into the hose adaptor (7) a teaspoonful (5ml) of a suitable 

Work Stations

The tool should only be used as a handheld hand operated tool. 

It is always recommended that the tool is 

used when standing on the solid floor. It can 

be in other positions but before any such 

use, the operator must be in a secure 

position having a firm grip and footing and be 

aware that when loosening fasteners the tool 

can move quite quickly away from the 

fastener being undone. An allowance must 

always be made for this rearward movement 

so as to avoid the possibility of hand/arm/

body entrapment.

3/4 SD Heavy Duty Pistol 

Grip Impact Wrenches

UT8355-R - Std Anvil

UT8355-RL - 6” Anvil

6,000

3/8

10

30

10

No

12.5

5.7

Page No 1

Tel No

Fax No

(01494) 883300

(01494) 883237

Vibration Level

Test Method 

Tested in accordance with ISO 

standards 8662 Parts 1 & 7

3.5

Noise Level

Sound Pressure Level 89.0 dB(A)

Test Method

 Tested in accordance with Pneurop 

test code PN8NTC1 and ISO Standard 3744

Sound Power Level 100.5 dB(A)

Metres / Sec²

Air Pressure

Recommended Working

6.3

bar

90

PSI

Recommended Minimum

n/a

bar

n/a

PSI

Maximum

7

bar

100

PSI

All manuals and user guides at all-guides.com

all-guides.com

Summary of Contents for UT8355-RL

Page 1: ...ing flow position Use recommended hose size and length It is recommended that the tool is connected to the air supply as shown in figure 1 Do not connect a quick connect coupling directly to the tool but use a whip or leader hose of say approximately 12 inches length Do not connect the tool to the air line system without incorporating an easy to reach and operate air shut off valve The air supply ...

Page 2: ... oil Replace oil plug 3 and o ring 2 With trigger 12 depressed pour into hose adaptor 7 one teaspoonful 5ml of a pneumatic tool lubricating oil and release the trigger Connect tool to a suitable air supply and run tool slowly for a few seconds to allow the oil to circulate Reset for operation required See Section Operating pneumatic motor lubricating oil preferably incorporating a rust inhibitor R...

Page 3: ...9 700608 Rotor Blade 6 20 700609 Rotor 21 700610 Guide Pin 22 700611 Rear Plate 23 1008262 Ball Bearing 24 700612 Air Regulator Reverse Ref No Part No Description 25 700201 O Ring 26 700613 End Cap 27 700614 End Cap Gasket 28 700206 C ring 29 700312 Stop Pin Spring 30 700474 Stop Pin 31 700615 Cap Screw w Lockwasher 8 32 700616 Hammer Cage 33 574035 Cam Ball Pilot 34 574034 Cam Ball 35 700617 Hamm...

Page 4: ...s hair cleaning rags etc 15 When loosening fasteners first ensure that there is sufficient clearance behind the tool to avoid hand entrapment The tool will move away from the threaded joint as the nut bolt etc is loosened and rides up the thread moving the tool with it 16 Only use extensions adaptors and universal joints suitable for use with impact wrenches 17 If the tool appears to malfunction r...

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