Trane IntelliPak SAHL Series, Инструкция по установке, эксплуатации и обслуживанию

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118 RT-SVX36G-EN
Unit Start Up
– Variable Frequency Drive (100% Output, if applicable)
– RTM Occ/Unocc Output (Unoccupied)
– Outside Air CFM Setpoint
– Outside Air Pre-Heater Operation (if applicable)
3. Once the configuration for the components is complete, press the NEXT key until the LCD
displays the “Start test in __Sec.” screen. Press the + key to designate the delay before the test
is to start. This service test will begin after the TEST START key is pressed and the delay
designated in this step has elapsed. Press the ENTER key to confirm this choice.
4. Press the TEST START key to start the test. Remember that the delay designated in step 3 must
elapse before the fans will begin to operate.
5. With the unit operating in the “TEST MODE”, the amount of outside air flowing through the Traq
sensor can be view by switching to the “STATUS MENU” screen “OA CFM”.
6. Scroll to the “ECONOMIZER ENABLE/ECONOMIZER POSITION” screen by pressing the
“NEXT” key and read the corresponding damper opening percentage (%).
7. Press the STOP key at the Human Interface Module in the unit control panel to stop the unit
operation.
Return Plenum Pressure Control (Units equipped with Return Fan)
“Return Plenum Pressure Max Setpoint” determination:
1. Open the Human Interface access door, located in the unit control panel, and press the SERVICE
MODE key to display the first service screen. Refer to the latest edition of the appropriate
programming manual for CV or VAV applications for the SERVICE TEST screens and
programming instructions.
2. If not already STOPPED, press the STOP key on the Human Interface (HI)
3. Under HI Service Menu, insure all outputs are OFF or CLOSED.
4. Press the Start Service Test key.
5. Adjust the Exhaust Damper Position to approx. 85%.
6. Start the Supply Fan and Return Fan.
7. Adjust the Supply Fan and Return Fan speeds to 100%.
8. Slowly adjust the Outside Air Damper to approx. 100%.
9. While measuring the building static pressure, slowly adjust the Return Fan Speed down until
the building pressure reaches design conditions.
10. Make note of the return plenum pressure reading on the HI.
11. Set the “Return Plenum Pressure Max Setpoint” parameter on the HI to the value noted in the
previous step.
“OA Normalization” determination (Units equipped with TRAQs):
1. Perform a normal airflow balance of the unit.
2. Insure Exhaust Damper is approx. 85%, and the Supply Fan and Return Fan speed is 100%, and
the Outdoor Air Damper is approx. 100%.
3. Make note of the total TRAQ airflow reading on the Human Interface (HI).
4. Set the “OA Normalization” parameter on the HI to the value noted in the previous step.