Pace TF FloPump Service Manual

Flo Pump Assembly

(for PACE ThermoFlo power sources)

P/N 1336-0035-P1

Installation Instructions

Manual Number 5050-0433

Rev . A

For any questions regarding these instructions, contact the PACE Service
Department directly at:

Telephone (888) 535-PACE, Fax [phone]

P ACE Incorporated

9893 Brewers Court

Laurel MD 20723-1990

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To replace the Flo Pump Assembly, perform the following procedure step by step,
in sequence using the accompanying illustrations as a guide.

CAUTION

POTENTIAL SHOCK HAZARD - Disassembly of the ThermoFlo power

source exposes line voltage parts. Replacement of the Flo Pump Assembly
must be performed by qualified service personnel only . Service personnel
must insure that the AC power cord is disconnected prior to disassembly.
Contact the PACE Service Department for assistance at tel. [phone]­PACE, FAX [phone].

1. Place the unit on a suitable work surface with the front of the power
source facing forward.

2. Disconnect the AC power cable from the unit (if present).

NOTE

Use all ESD control precautions when servicing the PACE ThermoFlo
system. The power source contains assemblies utilizing static sensitiv e
components.

3. Remove the 10 Front Panel mounting screws.

4. Pull the Front Panel forward.

5. Disconnect the ribbon cable from the Front
Panel by pulling the 2 plastic locking tabs
away from the ribbon cable (see illustration)
then pulling the ribbon cable out of the Front
Panel connector. Set the Front Panel aside.

6. Reposition the unit with the rear of the power source facing forward.

7. Remove the 8 Rear Panel
mounting screws.

8. Gently pull the Rear Panel
away from the power
source. Attached to the
Rear Panel are the main
PCB and the Inner Chassis.
Pull these parts completely
out of the power source
case. Set the power source
Case aside.

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9. The COM Port is located on the upper
right portion of the Rear Panel.
Remove the two (2) Mounting Nuts
located on either side of the COM Port.

10. Position the Chassis as shown with the Flo Pump Assembly facing
forward.

11. Disconnect the four (4)
connectors shown from the
Main PCB. Make note of
the location of each
connector (the Flo Pump
harness plug should be
marked "P10").

12. Disconnect two (2)
connectors shown from the
Main PCB.

CAUTION

The larger of these two
connectors has very fine wires
attached. Handle this connector
with care to prevent any
damage to these wires.

13. Pull the Main PCB forward to release pins on PCB plug from the
connector on the HV Board. Set Main PCB aside.

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