the different lubrication points for the Walter Kidde Model 4211 transfer pump. We also recommend you drain the oil in the crankcase after every 150 hours of operation. The crankcase holds 1 Walter Kidde unit. It lists possible troubles that pint of SAE #20 lubricating oil.
Table 3-1 is from the operating manual for the may occur during the operation of the carbon die-tide transfer unit, their probable cause, indicated remedy.
Vapor leaks at the plunger packing sometimes impossible to overcome. An invisible
Table 3-1. - Troubles that may occur during the operation of the carbon dioxide transfer unit, their probable cause, and indicated remedy