Trane RTHD

RTHD-SVX01D-EN 135
Maintenance Procedures
 WARNING
OVERHEAD HAZARD!
Never stand below or in close proximately to heavy objects while
they are suspended from, or being lifted by, a lifting device.
Failure to follow these instructions could result in death or
serious injuries.
8. Store waterbox in a safe and secure location and position.
Do not leave waterbox suspended from lifting device.
9. Work a round nylon or brass bristled brush (attached to a rod) in and out
of each of the condenser water tubes to loosen the sludge.
10. Thoroughly flush the condenser water tubes with clean water.
(To clean internally enhanced tubes, use a bi-directional brush or consult a
qualified service organization for recommendations.)
Reassembly
Once service is complete the waterbox should be reinstalled on the shell fol-
lowing all previous procedures in reverse. Use new o-rings or gaskets on all
joints after thoroughly cleaning each joint.
1. Torque waterbox bolts.
Torque bolts in a star pattern. Refer to Table 28 for torque values.
Waterbox Weights
Table 28 RTHD Torque
Evaporator Condenser
65 ft-lbs (88 Nm) 65 ft-lbs (88 Nm)
Table 29 RTHD Waterbox Weights
Standard Grooved Pipe
Waterbox
Marine Style Waterbox
Waterbox Size
Number of
Water Passes
Weight
Kg (lbs)
Lifting
Connection
Weight
Kg (lbs)
Lifting
Connection
Evaporator
G
1
4 164 (361) M12x1.75 NA NA
Evaporator
G
1
3 208 (458) M12x1.75 NA NA
1
Digit 14 of the model number
2
Digit 21 of the model number
3
Removable cover has a weight of 136 Kg (300 lbs) Lifting Connection M12x1.75 tapped hole