Will there be liquid flooding back into McQuay Screw Compressor Model HSA 3221QS11YA/HSA 197QS11YA of McQuay Chiller model HA-ST McEnergy 143.2 in case of following situations

a. Difference between evaporator leaving & entering water pressure is less than 5 PSI.
b. GPM flowing into evaporator is less than the rated 250 GPM.
c. Capacity control slide/loading unloading mechanism is not moving.
d. Crank case heater is defective.
e. Discharge temperature/oil sensor is defective.