HP10E / HP12E / HP15E / HP20E - Dairy design 8. Maintenance
8-5© VEMAG 2013
8.2 Grease gun
The cartridges for the grease gun supplied are replaced as follows:
• Pull piston rod (1) back rmly to the stop.
• Unscrew the head of the grease gun (2) and pull out the empty cart-
ridge.
• Remove the cap of the new cartridge and insert fully into the grease
gun with this open end rst.
• Either cut off the base of the cartridge (3) completely with a knife or
pierce a hole in it.
• Screw the head of the grease gun back on and push the piston rod
back in, pressing down the small retaining lug (4).
• If no grease emerges after a number of pump strokes, vent the grease
gun by pressing the relief knob (5) whilst pumping.
1 Piston rod
2 Head
3 Cartridge
4 Retaining lug
5 Relief knob
Fig. 8-6
Grease gun
2
1
4
3
5