Pre-Installation; Unit Inspection; Inspection Checklist; Storage - Trane R Series Installation, Operation And Maintenance Manual

Pre-installation

Unit Inspection

When unit is delivered, verify it is the correct unit and is
properly equipped. Compare information on the unit
nameplate with ordering and submittal information.
Inspect all exterior components for visible damage. Report
any apparent damage or material shortage to carrier and
make a "unit damage" notation on carrier's delivery
receipt. Specify extent and type of damage found and
notifyTrane Sales Office. Do not proceed with installation
of a damaged unit without sales office approval.

Inspection Checklist

To protect against loss due to damage in transit, complete
this checklist upon receipt of unit.
• Inspect the individual pieces of the shipment before
accepting the unit. Check for obvious damage to the
unit or packing material.
• Inspect the unit for concealed damage as soon as
possible after delivery and before it is stored.
Concealed damage must be reported within 15 days.
• If concealed damage is discovered, stop unpacking the
shipment. Do not remove damaged material from the
receiving location.Take photos of the damage, if
possible.The owner must provide reasonable
evidence that the damage did not occur after delivery.
• Notify the carrier's terminal of the damage
immediately, by phone and by mail. Request an
immediate, joint inspection of the damage with the
carrier and the consignee.
NotifyTrane sales representative and arrange for repair.
Do not repair unit until damage is inspected by the carrier's
representative.

Storage

Extended storage of outdoor unit prior to installation
requires these precautionary measures:
• Store the outdoor unit in a secure area.
• At least every three months (quarterly), check the
pressure in the refrigerant circuits to verify that the
refrigerant charge is intact. If it is not, contact a
qualified service organization and the appropriate
Trane sales office.
• Close the discharge and liquid line isolation valves.

Installation Responsibilities

Generally, the contractor must do the following when
installing an RTAC unit:
• Install unit on a flat foundation, level (within 1/4" [6
mm] across the length and width of the unit), and
strong enough to support unit loading.
• Install unit per the instructions contained in the
Installation-Mechanical and Installation-Electrical
sections of this manual.
22
• Install any optional sensors and make electrical
connections at the CH530.
• Where specified, provide and install valves in water
piping upstream and downstream of evaporator water
connections to isolate evaporator for maintenance,
and to balance/trim system.
• Furnish and install pressure gauges in inlet and outlet
piping of the evaporator.
• Furnish and install a drain valve to the bottom of the
evaporator waterbox.
• Supply and install a vent cock to the top of the
evaporator waterbox.
• Furnish and install strainers ahead of all pumps and
automatic modulating valves, and at inlet of
evaporator.
• Provide and install field wiring.
• Install heat tape and insulate the chilled water lines and
any other portions of the system, as required, to
prevent sweating under normal operating conditions
or freezing during low ambient temperature
conditions.
• Install evaporator drain plug.The plug ships in unit
control panel.
• Start unit under supervision of a qualified service
technician.

General

Report any damage incurred during handling or
installation to theTrane sales office immediately.
RTAC-SVX01J-EN