Trane RT-SVX10C-EN 사용자 설명서
25
Installation (Continued)
General Unit Requirements
The checklist listed below is a summary of the steps re-
quired to successfully install a Commercial rooftop unit.
This checklist is intended to acquaint the installing person-
nel with what is required in the installation process. It does
not replace the detailed instructions called out in the appli-
cable sections of this manual.
quired to successfully install a Commercial rooftop unit.
This checklist is intended to acquaint the installing person-
nel with what is required in the installation process. It does
not replace the detailed instructions called out in the appli-
cable sections of this manual.
[ ] Check the unit for shipping damage and material short-
age; file a freight claim and notify Trane office.
[ ] Verify that the installation location of the unit will provide
the required clearance for proper operation.
[ ] Assemble and install the roof curb. Refer to the current
edition of SAHF-IN-5 for 20 through 75 Ton units or
SXHG-IN-2 for 90 through 130 Ton units.
SXHG-IN-2 for 90 through 130 Ton units.
[ ] Fabricate and install ductwork; secure ductwork to curb.
[ ] Install pitch pocket for power supply through building
roof. (If applicable)
[ ] Rigging the unit.
[ ] Set the unit onto the curb; check for levelness.
[ ] Ensure unit-to-curb seal is tight and without buckles or
cracks.
[ ] Install and connect condensate drain lines to each
evaporator drain connection.
[ ] Remove the shipping hardware from each compressor
assembly.
[ ] Remove the shipping hold-down bolts and shipping chan-
nels from the supply and exhaust fans ordered with rub-
ber or spring isolators.
ber or spring isolators.
[ ] Check all optional supply and exhaust fan spring isola-
tors for proper adjustment.
[ ] Verify that all plastic coverings are removed from the
compressors.
[ ] Verify all discharge and liquid line service valves (one per
circuit) are back seated.
Main Electrical Power Requirements
[ ] Verify that the power supply complies with the unit name-
plate specifications.
[ ] Inspect all control panel components; tighten any loose
connections.
[ ] Connect properly sized and protected power supply wir-
ing to a field-supplied/installed disconnect and unit
[ ] Properly ground the unit.
Note: All field-installed wiring must comply with
NEC and applicable local codes.
NEC and applicable local codes.
Field Installed Control Wiring
[ ] Complete the field wiring connections for the constant
volume controls as applicable. Refer to "Field Installed
Control Wiring" for guidelines.
Control Wiring" for guidelines.
[ ] Complete the field wiring connections for the variable air
volume controls as applicable. Refer to "Field Installed
Control Wiring" for guidelines.
Control Wiring" for guidelines.
Note: All field-installed wiring must comply with
NEC and applicable local codes.
NEC and applicable local codes.
Requirements for Electric Heat Units
All SEHF Units (380 minimum voltage) & SEHG units.
[ ] Verify that the power supply complies with the electric
heater specifications on the unit and heater nameplate.
[ ] Inspect the heater junction box and control panel; tighten
any loose connections.
[ ] Check electric heat circuits for continuity.
SEHF Units w/200V or 230V Electric Heat:
(Requires Separate Power Supply to Heater)
(Requires Separate Power Supply to Heater)
[ ] Connect properly sized and protected power supply wir-
ing for the electric heat from a dedicated, field- supplied/
installed disconnect to terminal block 4TB2, or to an op-
tional unit mounted disconnect switch 4S15.
installed disconnect to terminal block 4TB2, or to an op-
tional unit mounted disconnect switch 4S15.
Requirements for Gas Heat
[ ] Gas supply line properly sized and connected to the unit
gas train.
[ ] All gas piping joints properly sealed.
[ ] Drip leg Installed in the gas piping near the unit.
[ ] Gas piping leak checked with a soap solution. If piping
connections to the unit are complete, do not pressurize
piping in excess of 0.50 psig or 14 inches w.c. to prevent
component failure.
piping in excess of 0.50 psig or 14 inches w.c. to prevent
component failure.
[ ] Main supply gas pressure adequate.
[ ] Flue Tubes clear of any obstructions.
[ ] Factory-supplied flue assembly installed on the unit.
[ ] Connect the 3/4" CPVC furnace drain stubout to a proper
condensate drain.
Requirements for Hot Water Heat (SLH_)
[ ] Route properly sized water piping through the base of the
unit into the heating section.
[ ] Install the factory-supplied, 3-way modulating valve.
[ ] Complete the valve actuator wiring.