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MasterCool 43012 Manual page 2

Cooling system vacuum purge and refill kit

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Keep working area clean and tidy, dry and free from unrelated materials
DO NOT allow untrained persons to use this tool kit
Always wear ear protection
Always wear eye protection that meets OSHA and ANSI Z87.1 standards
Always wear gloves when working with the tool
Disposal: Customers should follow local regulations to handle used/wasted parts
Always wear ear protection
Disposal: Customers should follow local regulations to handle used/wasted parts
INSTRUCTIONS
CREATE A VACUUM
1. Drain the coolant from the radiator.
2. Select a suitable sized rubber bushing and fit it to the lower part of
the tool. Insert the tool into the radiator filler neck. Turn the sealing
collar to make a seal between the tool and the radiator filler neck.
3. Connect the vacuum pump to the quick coupling.
4. Connect the drain hose to the vacuum pump in case there is residual
fluid inside the system.
5. Connect shop air to the vacuum pump.
6. Turn the valve on to create a vacuum in the radiator (Fig. 1).
7. Turn the valve off when the gauge reading falls is between
20 - 24 inHg.
8. Disconnect the shop air from the vacuum pump.
REFILL COOLANT
1. Disconnect the vacuum pump from the quick coupling.
2. Connect the coolant hose to the quick coupling.
3. Put the other end of the coolant hose in a pre-mixed coolant
container.
NOTE: Make sure there is enough coolant to fill the cooling system.
NOTE: Make sure the hose end is always submerged by the coolant.
4. Turn the valve on to transfer the coolant into the cooling system
(Fig. 2).
5. Turn the valve off when the gauge reading is 0 inHg.
6. Remove the tool from the cooling system.
7. Clean the tool prior to storage.
WARNING: This product can expose you to chemicals including Di (2-ethylhexyl) phthalate, lead and lead compounds, which
are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to
www.P65Warnings.ca.gov
Fig. 1
Fig. 2
43012-INST

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