Honeywell DR4300 Series Guide

Form 44-45-33-37B Page 1 of 3
Models DR4200, DR4300, and
DR4500 Recorders
Replacement Instruction
Chart Motor Kit (30756113-501)
Document Number Form: 44-45-33-37B
Effective: 12/98
Supersedes: 3/98
Kit Contents This Chart Motor Replacement Kit contains the following parts:
Description Quantity Used On
•Chart Motor 1 All models
•Chart Hub Kit 1 All models
•Tie Wraps 4 All models
•Screws, Plastite #4 x .313 2 Newer models without
brass inserts
•Screw/Lockwasher #4 x .25 2 Older models with
brass inserts
Summary Enclosed is a new chart motor assembly with parts required to replace the
chart motor in a DR4200, DR4300, or DR4500 recorder. Use the
following procedures, as appropriate, to replace the existing chart motor
assembly.
WARNING Never access components inside the case, or remove or
install any connectors, with power applied.
Continued next page

Kit Instruction, continued
Page 2 of 3 Form 44-45-33-37B
Component Location Refer to Figure 1 for the component locations and Table 1 for the
for DR4200/DR4300 installation procedure.
Screws 24240
Figure 1 – Component Location
DR4200/DR4300 Follow the procedure in Table 1 to replace the existing chart motor
Procedure assembly in your recorder.
Table 1 –
Chart Motor Assembly Replacement for DR4200/DR4300 Recorders
Step Action
1Open the chart door and swing the chart plate out.
2 Remove chart hub (front of chart plate) and chart motor (rear
of chart plate) by removing screws. Cut tie wraps securing
leads to chart plate (if applicable). Discard motor and hub;
save screws.
3 Use new tie wraps to re-bundle new motor leads.
4 Refer to Chart Hub instruction sheet (steps 3-6) for
remaining steps.

Kit Instruction, continued
Form 44-45-33-37B Page 3 of 3
Component Location Refer to Figure 2 for the component locations and Table 2 for the
for DR4500 installation procedure.
Chart
Hub
Chart Motor
Spring
24241
Figure 2 – Component Location
DR4500 Procedure Follow the procedure in Table 2 to replace the existing chart motor
assembly in your recorder.
Table 2 – Chart Motor Assembly Replacement for DR4500 Recorder
Step Action
1Open the chart door and swing the chart plate out.
2Remove chart hub and motor assembly by removing screws
and cutting tie wraps. Discard hub and motor, but save
screws.
3 Use new tie wraps to re-secure wires.
4 Refer to Chart Hub replacement instructions (steps 3-6) for
remaining steps.