Philips Efficia DFM100 - Internal Resistors Module

4: Repair Internal Assemblies — Main Chassis
138
Internal Resistors Module
 Preparation
1 Open the Case. See “Opening the Case” on page 90.
2 Remove the Main Chassis. See “Separating Main Chassis and Rear Case” on page 113.
3 Remove the Main PCA Module from the Main Chassis, See “Disassembling Main Chassis” on
page 115.
 Removal
1 Remove the four M 3x10 screws with lock washers, see Figure 117.
2 Remove the Internal Resistors Module.
 Replacement
1 Install the Internal Resistors Module.
Note the short cable resistor should be placed on left side.
2 Install the four M 3 x 10 screws with lock washers, see Figure 117.
3 Twist the wires and bundle them with a cable tie.
4 Install the Internal Resistors Module connectors to J18 and J19 on the Therapy PCA, see Figure 90
and Tab le 3 0.
5 Install the Main PCA Module. See “Assembling the Main Chassis” on page 118.
6 Install the Main Chassis. See “Separating Main Chassis and Rear Case” on page 113.
7 Close the Case. See “Closing the Case” on page 149.
 To Complete the Replacement
 Run Performance Verification and Safety testing as described in the “Performance Verification”
chapter.
Figure 117 Internal Resistors