Table of Contents
Advertisement
POWER AND COOLING MANUAL EXTRACT
A ISSUED
4.0
MAINTENANCE AIDS
4.1
INTRODUCTION
These maintenance aids are part of the product maintenance documentation (PMD) for the
DPS 8/52, DPS 8/62 and DPS 8/70 power and cooling systems in accordance with PMD
Specification 58061028.
WARNING
I
HIGH CURRENT AND HIGH VOLTAGE SHOCK
HAZARDS ARE PRESENT IN THE POWER SYSTEM.
1.
NEVER CONNECT OR DISCONNECT POWER
CABLES OR WIRING WHILE POWER IS ON.
2.
WAIT AT LEAST FIVE MINUTES AFTER
POWER IS OFF FOR THE CAPACITOR
RIDE-THRU MODULE TO DISCHARGE
BEFORE WORKING ON THE POWER SYSTEM.
3.
OBSERVE AND OBEY ALL CAUTION AND
WARNING SIGNS AND LABELS.
The maintenance aids are divided into two parts:
The Power System and Cooling System.
The power system maintenance aids include power regulator adjustment procedures and a
power and cooling troubleshooting guide.
Also included are checks for proper blower
and air flow sensor switch operation.
The level of the maintenance aids is to the optimum replaceable unit (ORU), which is
a module and/or a PWB, including fuses and other replaceable parts.
HONEYWELL CONFIDENTIAL AND PROPRIETARY
Figure 4-13
Sheet 1
38
Advertisement
Table of Contents
