PCD Pump User Guide
Maintenance
2/20/19
GPD Global
®
15
3. Unscrew and remove the purge tube/elbow assembly (Items 32-33) by pressing inward
slightly while compressing the ring on elbow.
4. Replace the purge tube and clean the elbow. The elbow will need to be replaced after being
cleaned several times; use good judgement regarding cleanliness of elbow.
PCD3
1. Separate the purge tube (Item 31) from the purge tube support (Item 36).
2. Unscrew the feed way (Items 32) from the pump
body.
3. Separate the luer feed way (Item 34) and associ-
ated O-ring from the feed way (Item 32).
4. Clean and flush feed way and luer feed way using
cleaning kit supplies.
5. Inspect and clean O-ring. Replace O-ring if brittle
or worn.
6. Remove and clean the purge tube assembly:
a. Remove the purge tube (Item 31) from the
elbow (Item 37) by pulling down on the orange
ring and then pulling the purge tube out of the elbow.
b. Using a crescent wrench, unscrew the elbow (Item 37) from the pump body.
c. Replace the purge tube and clean the elbow. The elbow will need to be replaced after
being cleaned several times; use good judgement regarding cleanliness of elbow.
7- Clean Dispenser Housing & Rotor
PCD3, PCD3L, PCD3H
1. If a bleed screw (Item 23) is present, remove
it from dispenser (Item 19) and verify the
rubber disk that fits into the bleed screw has
been removed from dispenser housing; oth-
erwise, skip this step.
2. Remove screws (Item 18) and then separate
dispenser housing (Item 19) from “bearing
housing with rotor” assembly (Items 13 and
25).
3. Inspect and clean O-ring (Item 22). Replace
if it is brittle or worn.
4. Using a cloth and brush, clean thoroughly:
– dispenser housing (Item 19)
– rotor (see Item C)
– (if present) bleed screw (Item 23) and rubber disk
CAUTION:
DO NOT rinse “bearing housing with rotor” (Items 13 and 25) or submerge it in
an ultrasonic cleaner as either action could damage bearings.
