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Table 8: Minimum Suction Pressure
Figure 20: Procedure for Measuring Fan Suction
Pressure
I. Lubrication. There are no parts requiring lubrication by
service technician or owner. Circulator bearings are
water lubricated. Blower motor bearings are factory
sealed.
Boiler Model Minimum Suction Pressure
203PV -0.50 inches w.c.
204PV -0.50 inches w.c.
205PV -0.80 inches w.c.
206PV -0.80 inches w.c.