macnaught K57-01 Dual Action Air Operated Grease Gun Instruction Manual

macnaught K57-01 Dual Action Air Operated Grease Gun

Product Information

Model Numbers:

• K57-01 (450g BSP)
• K58-01 (400g BSP)
• K58-02 (400g NPT)

Product Name: Dual Action Air Operated Grease Gun
Description: The Macnaught Dual Action Air Operated Grease Gun is a patented grease gun that can be used as both a single shot and continuous flow grease gun. It is suitable for bulk, cartridge, or grease pump filling with greases up to and including NLGI No.2 consistency.

Product Usage Instructions

Safety Information
Before using the product, please note the following safety precautions:

• Always disconnect the air supply before servicing.
• Exercise caution when unscrewing the barrel or pull handle, as the large follower spring inside the barrel is energized.
• Use appropriate personal protective equipment (PPE) such as safety glasses, protective gloves, and safety shoes when handling or using the product.
• Continual use of this product can potentially cause repetitive strain injury (RSI), especially hand or arm injury.
• Do not modify or alter the product in any way.
• Avoid direct contact of any body part with the fluid outlet.
• Never point the material outlet of the product at yourself or anyone else.
• Only physically fit individuals should be authorized to use this product.
• Clean up any fluid spillage immediately to prevent slipping or injury.
• Only use genuine Macnaught replacement parts for repairs.

Selecting Follower Position
Refer to Figure 1 for the correct follower position.

Bulk Fill by Suction

Follow these steps to bulk fill the grease gun by suction:

1. Select the correct follower position (see Figure 1 ).
2. Lock the follower (see Figure 2 ).
3. Unscrew the barrel from the gun body 2 to 3 turns.
4. Pull the rod back and retain it in the barrel slot (see Figure 3 ).
5. Unscrew the barrel from the gun body completely.
6. Release the follower rod from the barrel slot.
7. Insert the open end of the barrel into the grease, slowly pull the rod back, and simultaneously push the barrel into the grease. Pull back the rod until the groove appears, then push the rod into the barrel slot.
8. Wipe clean and screw the gun body assembly onto the barrel.
9. Unlock the follower rod from the barrel and apply light pressure on the pull handle (see Figure 5 ). Simultaneously, press the ball in the filler bleeder until grease appears.
10. Connect the air and pull the trigger several times. If grease does not appear at the coupler, repeat step 8.
11. Unlock the follower rod and push it into the barrel.

Note: If the gun fails to deliver grease, refer to the Troubleshooting Guide on page 3.

Figure 1:

Figure 2:

Figure 3:

Bulk Fill with a Macnaught J3 Grease Pump
Follow these steps to bulk fill the grease gun using a Macnaught J3 Grease Pump:

1. Select the correct follower position (see Figure 1 ).
2. Lock the follower rod (see Figure 2 ).
3. Slide the filler bleeder valve into the nozzle on the pump.
4. Fill with grease until the groove in the rod is visible at the end of the barrel.
5. Repeat steps 8, 9, and 10 from the previous section (Bulk Fill by Suction).

Installing a Cartridge

Follow these steps to install a cartridge:

1. Select the correct follower position (see Figure 1 ).
2. Repeat steps 1 and 2 from the previous section (Bulk Fill by Suction).
3. Pull the follower rod back until the rod groove can be pulled into the barrel slot.
4. Remove the large end cap from the cartridge.
5. Slide the large open end of the cartridge into the barrel.
6. Remove the small end cap from the cartridge.
7. Screw the gun body assembly onto the barrel.
8. Repeat steps 8, 9, and 10 from the previous section (Bulk Fill by Suction).

INTRODUCTION

• Thank you for purchasing a Macnaught Dual Action Air Operated Grease Gun
• The patented Macnaught dual action grease gun is both a single shot and continuous flow grease gun, suitable for bulk, cartridge or grease pump filling with greases up to and including NLGI No.2 consistency.
• Please read and retain this instruction sheet to assist you in assembly and maintenance of this product.

SAFETY INFORMATION

CAUTION

• Always disconnect the air supply before servicing.
• Caution must be observed when either unscrewing the barrel or unscrewing the pull handle from the follower rod as the large follower spring inside the barrel is energised
• Macnaught recommends the use of PPE equipment such as safety glasses, protective gloves, safety shoes etc before handling or using this product.
• Continual use of this product can potentially cause RSI injury (especially hand or arm injury)
• Do not modify or alter this product any way
• Never allow any part of the human body come in direct contact with the fuid outlet
• Never point the material outlet of the product at yourself or anyone else.
• Only physically fit people should be authorised to use this Product
• Ensure that any fluid spillage is cleaned up immediately to prevent slipping or injury.
• Only use genuine Macnaught replacement parts when repairing this product

SELECT FOLLOWER POSITION
Note:
Refer to Fig 1 for the correct follower position.

How to select Follower position

HOW TO BULK FILL BY SUCTION
Note : Select the correct follower position
(see Fig 1).

1. Lock follower (Fig 2).
2. Unscrew the barrel from the gun body 2 to 3 turns.
3. Pull the rod back and retain in barrel slot (Fig.3)
4. Unscrew the barrel from the gun body.
5. Release the follower rod from the barrel slot.
6. Insert the open end of the barrel into the grease, pull the rod back slowly, and at the same time push the barrel into the grease. Pull back the rod until the groove in the rod appears then push the rod into the barrel slot.
7. Wipe clean and screw the gun body assembly onto the barrel.
8. Unlock the follower rod from the barrel and apply light pressure on the pull handle (Fig.5), at the same time press the ball in the filler bleeder until grease appears.
9. Connect the air and pull the trigger several times. If grease does not appear at the coupler repeat step 8.
10. Unlock the follower rod and push the rod into the barrel.

Note : Should the gun fail to deliver grease refer to the Trouble Shooting Guide on page 3.

BULK FILL WITH A MACNAUGHT
J3 GREASE PUMP
Note : Select the correct follower position ( Fig 1).

1. Lock the follower rod (Fig 2).

2. Slide the filler bleeder valve into the nozzle on the pump

3. Fill with grease until the groove in the rod is visible at the end of the barrel.

4. Repeat steps (8), (9), (10) refer (How to bulk Fill).

HOW TO INSTAL A CARTRIDGE
Note : Select the correct follower position (Fig 1).
Repeat steps (1) to (2) above

1. Pull the follower rod back until the rod groove can be pulled into the barrel slot.
2. Remove the large end cap from the cartridge.
3. Slide the large open end first into the barrel.
4. Remove the small end cap from the cartridge.
5. Screw the gun body assembly onto the barrel.
6. Repeat steps (8), (9), (10) as above.

INSTALLATION

• Use P.T.F.E. tape while connecting the thread joints
• Fill the grease gun with grease and remove the trapped air by unscrewing the filler bleeder valve (5)
• Connect the air hose to the inlet valve (4) and start the air supply

OPERATING INSTRUCTIONS

SINGLE SHOT
For single shot operation, press button (7) to move the slider (6) forward as shown in fig 4

CONTINUOUS FLOW
For continuous mode operation, slide the slider (6) back as shown in fig 5

COUPLER REMOVAL

PARTS DIAGRAM

PARTS LIST

AVAILABLE SPARE PARTS

• Gun head service kit
• Barrel assembly (400g)
• Barrel assembly (450g)
• Follower assembly (400g)
• Follower assembly 450g)
• Flexible extention (BSP)
• Flexible extension (NPT) (-02 model)
• Coupler (BSP)
• Coupler (NPT) (-02 model)

TROUBLE SHOOTING GUIDE

cylinder chamber

| Put a few drops of light oil through the air

inlet valve

If gun does not operate| | Contact closest authorised service centre

SPECIFICATIONS

Flow Rate Single shot

Continuous Flow

| ****

up to 0.90 gm/shot (1.3 oz /40 strokes) up to 400 gm/min (14 oz/min)

Air pressure| 40-120 PSI (3-9 BAR)
Optimum Air Pressure| 90 PSI (6.2 BAR)
Air Inlet| 1/4 “(F)
Air Consumption| 1 cfm / 0.026 cbm

Note:
This product should be disposed of according to all applicable local and national government environment regulations and guidelines.
For Warranty Terms and Conditions see macnaught.com.au For a list of Australian Service Centres see macnaught.com.au

Macnaught Pty Limited
ABN 66 OOO 075 785 41-49 Henderson Street Turrella NSW 2205 Sydney Australia Postal Address PO Box 90 Arncliffe NSW 2205 Sydney Australia
T: +61 295670401
F: +61 295977773
W: wm.macnaught.com.au

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