Bunn Fast Cup Series Service & Repair Manual page 55

LOWER FRONT PANEL
Gas Springs
Purpose:
The two gas springs assist the rate of fall of
the lower brew piston assembly back down to the bot-
tom/start position.
TEST INSTRUCTION
Brew Module Removal
Step 1: Release gas spring from lower mount
bracket by removing the lower lock pin.
Step 2: Check gas spring for resistance when
compressing spring by hand.
Step 3: Gas spring should extend back after
releasing compression.
Step 4: Gas spring does not automatically extend
back after test compression. Replace failed
gas spring.
PART RELATES TO THE FOLLOWING SYMPTOMS
• Heightened machine noise when lower piston
returning back to bottom/start position
SERVICE SERVICE SERVICE
55
Gas Spring
2
1