Zephyr ZGS-11000-2 v2 Operation And Maintenance Manual page 28

Manual RHGSE Operation and Maintenance Manual
To adjust the platen torque, remove the Rotatub and the Spooler, remove the (4) lock nuts and washers and lift
the Rotatub off of the platen. Check the adjustment by using a spring scale to rotate the platen clock wise while
pulling tangentially to the bolt circle. The clutch is set properly when the torque required is such that with a
spring scale attached
(shown below)
kg or 5 - 6 lbs. of load applied.
Note: The brake must be applied in order to check the clutch slippage.
Never continue operating with the cable wrapping tightly on the upper edge of the Spooler, as the cable can
come out of the Rotatub and twist and kink.
7.14 Checking the Capstans
It is essential to replace the capstans when the pitch diameter of the first groove, of the lower roller becomes too
small. To check the pitch diameter a 6-7 inch micrometer is required and a set of pins of the correct diameter is
required.
There are several capstans available for the different size cables in use. It is important to use the correct style
capstans for the type of cable being serviced. The following table lists the relevant dimensions for each capstan
style.
Cable Lower Capstan
Diameter Part number
3/16 inch ZGS-10113-20-1
4.5 mm ZGS-12474-1
5/32 inch ZGS-10113-30
3.5 mm ZGS-10340-1
1/8 inch ZGS-10113-40
Note: ZGS-12474-1 can be used for 3/16 and 4.5-mm cables.
This manual contains proprietary information and is not to be copied or disclosed without written permission from Zephyr International LLC
to the attachment screws as shown, the platen slips with a force of 2.2 - 2.7
(4) Lock nuts
Measurement Minimum
Pin diameter dimension
over pin
.185 6.745 in
.175 6.725 in
.156 6.715 in
.132 6.695 in
.120 6.685 in
Copyright 2002-2015
ZOM-11000-2 v2 Rev G
(4) Adjustment screws
.
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