For First Time Fill-Up; To Replace Used Desiccant - Sahara -Pak HC-1260 Instruction Manual

INSTRUCTION MANUAL
Model HC
2.1.3.1
Reference 219
Page 29 of 46
Replacement / Disposal of Desiccant (continued)

For first time fill-up

 For first time fill-up, remove nuts, bolts, yokes, cover, and
gasket from the manway at the top of the tower (ON
LARGE TOWERS WITH MANWAYS).
 Remove plug from desiccant fill (ON SMALL TOWERS
WITH THREADED DESICCANT FILLS).
 Pour specified amount of desiccant into the tower. Refer to
the Specifications in Section 5 for required desiccant
quantity.
 Do not tamp the desiccant.
 Replace the manway cover components, or the pipe plug,
and tighten.
 Repeat process for other tower.
 Make sure all drain and fill ports are in place and properly
tightened. Soap test for leaks before placing the dryer in
service.

To replace used desiccant

 To replace used desiccant, do not attempt any
maintenance while dryer is pressurized.
 First, isolate the dryer (IF BYPASS VALVING HAS BEEN
INSTALLED), or shut off compressor, turn off dryer, then
slowly depressurize the dryer.
 Drain desiccant from tower by removing the plug at the
bottom of the tower and catch the old desiccant in a
suitable container.
 When the tower is completely drained, remove the nuts,
bolts, yokes, cover, and gasket from the manway at the top
of the tower (ON LARGE TOWERS WITH MANWAYS).
Rev 2
06/20/2013