York LD11554 User Manual

Tele. 800-861-1001

www.York.com

P.O. Box 1592, York, Pennsylvania USA 17405-1592

Subject to change without notice. Printed in USA

Tele. 800-861-1001

www.York.com

Form 115.20-NOM6 (1106)
New Release

FAN COILS START-UP CHECKLIST

FAN INSPECTION -

The fan should be inspected and cleaned, in conjunction with main te nance of the motor and bear ings. It is

im por tant to keep the wheel clean in order to avoid im bal ance and vi bra tion.

❑

Check tightness of fan bearing locking collar.

❑

With power off, check blow er wheel set screws for tight ness and ensure that the blower wheel(s) ro tate freely and quietly.

❑

Check tightness of all motor base and mounting bolts.

❑

Check motor connections to en sure that they are se cure and made in accordance with the wiring di a gram

❑

Rotate all moving components manually. Adjust as required.

NOTE: If the motor and fan have not been operated in the last (4) four weeks or more, lubricate all the bearings and rotate the motor and fan

monthly to prevent moisture from accumulating in the bearings. (See Form 50.20-NM3, Long Term Storage)

❑

Installer has cleaned out interior.

❑

Ensure

drain pan free from foreign ma te ri al.

❑

Ensure

air ﬁ lters are clean, installed properly and secured. Use the di rec tion al ar rows or oth er information on the ﬁ lter to

de ter mine the prop er ﬂ ow direction.

INSTALL CHECKLIST

❑

Equipment received as ordered.

❑

Unit checked for damage interior and exterior.

❑

Make sure all ductwork is complete and available for full air ﬂ ow.

❑

Unit installed level to ensure proper drain age and operation.

❑

Unit installed with proper clearances.

❑

Ensure con den sate water will drain to ward the drain con nec tion. An overﬂ ow drain may be required as a back up to a clogged

primary drain.

❑

Check that coil(s), valves and pip ing have been leak checked and in su lat ed as required.

❑

Main coil drain pan must be properly trapped and charged with water before units are started.

❑

Ensure that all air has been vented from the system.

❑

Return valves to their prop er op er at ing po si tions prior to start-up.

❑

Repair any sol der joint leaks and gently tighten any leak ing valve packing nuts and piping ac ces so ries as required.

❑

Install all panels.

CLEANING CHECKLIST

CONTROLS CHECKLIST

❑

Check that supply voltage matches nameplate data.

❑

Ensure that the unit is prop er ly ground ed.

❑

Controls installation complete

❑

Check all electrical connections for tightness.

❑

Review electrical print for correct wiring.