Evaporative Condenser Startup - Trane IntelliPak Installation, Operation And Maintenance Manual

Unit Start Up
Figure 84. Compressor locations
20-36 Ton
40-70T
variable speed
compressor
40-89 Ton
90-130 Ton

Evaporative Condenser Startup

Important: Water treatment by a qualified water
treatment expert is required to ensure
proper equipment life and product
performance. Dolphin Water Care is an
option offered byTrane that is NOT a
substitute for regular water treatment by a
qualified water treatment professional. If a
water treatment system is not operating on
the unit, do not proceed.
Startup for evaporative and air-cooled condensers is
initially the same. In addition, the following is required for
evaporative condensers prior to startup:
• All water and drain connections must be checked and
verified
• Evaporative condensers will ship with a fan support
bracket to reduce damage caused by vibration during
130
shipment.The shipping support brackets must be
removed prior to unit startup. See
shipping brackets, " p. 130
removal instructions.
Compressor B
• Verify that inlet water pressure is 35-60 PSIG, dynamic
HI Designator "K11"
pressure (measured with the valve open)
Compressor A
HI Designator "K10"
• Verify that drain valve is set to "drain during power
loss" or "hold during power loss" per job specification
• Upon a call for cooling, the sump will fill with water.
Compressor 2B
Verify that the sump fills to a level within the slot on the
HI Designator "K4"
max float bracket as shown in
Compressor 2A
HI Designator "K3"
To remove shipping brackets
Important: Remove fan shipping brackets before
Compressor 1A
HI Designator "K11"
Evaporative condensers are shipped with fan shipping
brackets to reduce damage caused by vibration during
Compressor 2B
shipment.The fan shipping brackets must be removed
HI Designator "K4"
prior to unit startup.
Compressor 2A
HI Designator "K3"
To remove the shipping brackets start from the side
opposite to the drain actuator:
Compressor 1B
HI Designator "K12"
1. Loosen the screw for the bracket that holds the inlet
Compressor 1A
louvers below the door side.
HI Designator "K11"
2. Remove inlet louvers and set to the side.
Note: Service technician may need to step on the
Compressor 2B
HI Designator "K4"
3. Unscrew the bolt in the middle of the door. Keep the
Compressor 2A
HI Designator "K3"
bolt in a safe place.
Compressor 1B
4. Lift one door with handle until it touches the top.
HI Designator "K12"
Swivel bottom of door to remove it from the door
Compressor 1A
HI Designator "K11"
opening and set it to the side.
5. Slide and remove the middle mist eliminator section
so that the shipping bracket is visible.
6. Use screw gun to unscrew the two screws that hold the
fan shipping bracket.The bracket should drop down
but still remain engaged with a hook on the bracket.
7. Go to the other side of the unit and follow the
procedure for inlet louver and door removal
(see steps 1 - 6).
8. Hold the bracket with one hand and remove remaining
two screws.
9. Remove the bracket and all the removed screws from
the unit.
Important: Make sure there are no screws remaining in
10. Reinstall inlet louvers, mist eliminators and louvers.
11. Check that the direction of arrow on the inlet louver is
correct.
and
startup. Failure to remove brackets could
result in fan damage.
horizontal surface of FRP coated base.
Step with care.
the coil area.
"To remove
Figure 85, p. 131 for
Figure 86, p. 131.
RT-SVX36K-EN