Unit Inspection; Precautionary Measures; Storage - Trane RRU150F N Series Installation, Operation And Maintenance Manual

Indirect gas-fired dedicated outdoor air rooftop unit
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Important:
The disconnect switch will be sized per NEC.
UL guidelines and cannot be used in place
of unit over current protection.
Through the Base Gas Piping
The unit will include provisions for installing through the
base gas piping. The factory installed option will have all
piping necessary including an external shutoff piping yoke
including pre-assembled, manual gas shut-off valve,
elbows, and union. The three manual shut-off valves will
each include a 1/8-in. [3.17-mm] NPT pressure tap. This
assembly will require minor field labor to install.
Hinged Access Doors
Sheet metal hinges and latches with hold down hooks will
be factory installed on the Evaporator, Compressor/
Control and Direct Gas-Fired Burner Control Access Doors.

Unit Inspection

As soon as the unit arrives at the job site:
Verify that the nameplate data matches the data on
the sales order and bill of lading (including electrical
data).
Verify that the power supply complies with the unit
nameplate specifications.
Visually inspect the exterior of the unit, including the
roof, for signs of shipping damage.
Visually inspect the internal components for shipping
damage as soon as possible after delivery and before
it is stored. Do not walk on the sheet metal base pans.
If concealed damage is discovered, notify the carrier's
terminal of damage immediately by phone and by
mail. Concealed damage must be reported within
15 days.
Request an immediate joint inspection of the damage
by the carrier and the consignee. 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 appropriate sales representative before
installing or repairing a damaged unit.
RRU-SVX02F-EN
WARNING
Fiberglass Wool!
Exposition to glass wool fibers without all necessary
PPE equipment could result in cancer, respiratory, skin
or eye irritation, which could result in death or serious
injury. Disturbing the insulation in this product during
installation, maintenance or repair will expose you to
airborne particles of glass wool fibers and ceramic
fibers known to the state of California to cause cancer
through inhalation. You MUST wear all necessary
Personal Protective Equipment (PPE) including gloves,
eye protection, a NIOSH approved dust/mist respirator,
long sleeves and pants when working with products
containing fiberglass wool.

Precautionary Measures

Avoid breathing fiberglass dust.
Use a NIOSH approved dust/mist respirator.
Avoid contact with the skin or eyes. Wear long-
sleeved, loose-fitting clothing, gloves, and eye
protection.
Wash clothes separately from other clothing: rinse
washer thoroughly.
Operations such as sawing, blowing, tear-out, and
spraying may generate fiber concentrations requiring
additional respiratory protection. Use the appropriate
NIOSH approved respiration in these situations.
First Aid Measures
Eye Contact
Flush eyes with water to remove dust. If symptoms persist,
seek medical attention.
Skin Contact
Wash affected areas gently with soap and warm water
after handling.

Storage

Take precautions to prevent condensate from forming
inside the unit's electrical compartments and motors if:
1. the unit is stored before it is installed; or,
2. the unit is set on the roof curb, and temporary heat is
provided in the building. Isolate all side panel service
entrances and base pan openings (e.g., conduit holes,
S/A and R/A openings, and flue openings) from the
ambient air until the unit is ready for start-up.
Note: Do not use the unit's heater for temporary heat
without first completing the start-up procedure
detailed in
"Start-Up," p.
The manufacturer will not assume any responsibility for
equipment damage resulting from condensate
General Information
34.
11

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