CHAPTER 7– SERVICE AND REPAIR
74 MultiLoad II/ RCU II Explosion Proof Lite (EXL) Installation Guide - Part # 6070
Keypad Barrier Removal and Replacement
Part Number: EXL-Keypad Barrier: Version 1.1 - (obsolete)
Version 2.0 – (current): 2710
The current keypad barrier (version 2.0) can be recognised by LED indicators.
Barrier verson 1.1 is interchangeable with the current 2.0 version.
Figure 7.9 Keypad Barrier Version 1.1
Figure 7.10 Keyapd Barrier Version 2.0 (LED
indicators)
Keypad Barrier Version 2.0 (LED indicators)
Removal:
1. Remove the outside connector plug from the barrier side header.
2. Remove the four screws holding barrier circuit box.
3. Remove the inside connector plug from the barrier circuit board header.
Installation:
4. Reinstall the inside connector plug to the barrier circuit board header.
5. Reinstall the barrier circuit box with the four holding screws.
6. Reinstall the outside connector plug to the barrier side header.
Figure 7.11 ML II/ RCU II EXL Unit Cover with Barrier Version 2.0 (current)