TroubleshootingGuideModel PH90 68
Problem Shake Side
Probable Cause
Soft Serve Side
Probable Cause
Either Side
Probable Cause
Corrective Action Page
Ref.
11. Excessive mix
leakage from the
bottom of door
spout.
a. Bottom o--ring on
draw valve is
improperly
lubricated or
worn.
a. Lubricate properly or replace
the o--ring.
25
12. Excessive mix
leakage into the
long drip pan.
a. The seal on drive
shaft is improperly
lubricated or
worn.
a. Lubricate properly or replace
the seal.
25
b. The seal is
installed
inside--out on the
drive shaft.
b. Install correctly. -- -- --
c. Worn or missing
o--rings on pump
drive shaft.
c. Install or replace the o --rings. 25
d. Inadequate
lubrication of the
drive shaft.
d. Lubricate properly. 25
e. The drive shaft
and beater
assembly work
forward.
e. Call service technician. -- -- --
f. Worn rear shell
bearing.
f. Call service technician. -- -- --
g. Gear box out of
alignment.
g. Call service technician. -- -- --