Cardinal Health IVAC 571, Technical & Service Manual

Page: 52 / 104

IVAC® Volumetric Pump (Models 571 & 572) 52/104 1000SM00018 Issue 2
Spare Parts Replacement Procedures
Chassis Assembly
(continued)
Transformer
Replacement Procedure
1. Remove the four screws and washers securing the
transformer assembly. Remove the transformer
assembly.
2. Remove the Power Regulator Board retainer.
3. As required, cut away heat shrink then desolder and
remove the black and white wires from the circuit
breaker.
4. Disconnect the cable harness from the Power
Regulator Board (J1).
5. Reassemble in reverse order.
Spare Parts
Item Description Part Number
A SCREW,MACH 8-32X1 1/2 PNH PHH 301126
B WSHR,SPLIT,.168X.296X.040,PS 300037
C ASSY,XFMR,220V 571/572(BOM) 139009
D RETAINER,PW BD 125383
Refitting note: When refitting the transformer,
circuit breaker and AC line filter, it is important
to ensure that the transformer wires are placed
under the Power Regulator Board retainer (D)
without being pinched:
1. Position the retainer.
2. Place wires under tab guide of retainer.
3. Secure transformer with the four screws.
(
A
) Screw (x4)
Transformer Cover
(
B
) Washer (x4)
( C ) Transformer
(
D
) Power Regulator Board Retainer
Heat shrink
7(4
",+
Circuit Breaker
Transformer