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RTF

Rooftop Freezer Systems

Form 200.108-IOM (FEB 2018)

INSTALLATION - OPERATION - MAINTENANCE

File:

SERVICE MANUAL - Section 200

Replaces:

200.108-IOM (MAY 2015)

Dist:

1, 1a, 1b, 1c, 4, 4b, 4c

THIS MANUAL CONTAINS RIGGING, ASSEMBLY, START-UP,

AND MAINTENANCE INSTRUCTIONS. READ THOROUGHLY

BEFORE BEGINNING INSTALLATION. FAILURE TO FOLLOW THESE

INSTRUCTIONS MAY RESULT IN PERSONAL INJURY OR DEATH,

DAMAGE TO THE UNIT, OR IMPROPER OPERATION.

Please check www.johnsoncontrols.com/frick for the latest version of this publication.

Содержание RTF 201

Страница 1: ...Dist 1 1a 1b 1c 4 4b 4c THIS MANUAL CONTAINS RIGGING ASSEMBLY START UP AND MAINTENANCE INSTRUCTIONS READ THOROUGHLY BEFORE BEGINNING INSTALLATION FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN PE...

Страница 2: ...this manual we encourage you to call your sales representative CHANGEABILITY OF THIS DOCUMENT In complying with Johnson Controls policy for continuous product improvement the information contained in...

Страница 3: ...ISH 8 RTF SUPPORT LAYOUT DIMENSIONS 8 ROOF CURB 9 RTF UNIT 9 DISCHARGE AIR PLENUM 12 ELECTRICAL 13 REFRIGERATION 15 OPERATION START UP 16 MAINTENANCE UNIT EXTERIOR 17 COIL MAINTENANCE 17 NOTICE This m...

Страница 4: ...I Frick factory sales department For either claim please include the RTF unit model number the serial number and the JCI Frick Sales Order number All of this information is shown on the RTF unit namep...

Страница 5: ...ed and corrected before testing or placing the system back in operation Wet Surface Precautions Poorly maintained and wetted machinery requires care to avoid electrical shocks from in adequate or loos...

Страница 6: ...p the RTF unit with a cooling coil based on a speci ed refrigerant and a speci ed type of liquid feed Each cooling coil is shipped with a low pressure nitrogen charge to prevent moisture from collecti...

Страница 7: ...vibration or noise The source must be investigated and addressed before placing the unit back in operation SUPPORT STRUCTURE INFORMATION The Frick rooftop freezer RTF unit will consist of the penthous...

Страница 8: ...755 243 251 93 5 101 5 905 243 251 99 5 107 5 1005 249 5 257 5 99 5 107 5 1155 249 5 257 5 99 5 107 5 Dimensions assume 4 thick Insulated enclosure panels Add 2 to the above AA and BB dimensions if 5...

Страница 9: ...signed to set directly on support steel The load bearing region of the roof curb is the interior perimeter of the curb as indicated on Figure 6 The roof curb needs to be supported uniformly around the...

Страница 10: ...ibution Figure 9 Recommended Rigging Con guration Lift the air unit only in an upright position Never lift or move a unit on its side or upside down 3 Once the RTF unit can be lifted remove the protec...

Страница 11: ...l panel seams and reset the cam locks as necessary 1 Inspect all panel seams to be sure that the sealing gasket is visibly compressed If it is not remove the snap plugs at the cam lock use an allen wr...

Страница 12: ...ial does not get damaged Mount the plenum using support rods as indicated on the Frick RTF plenum drawing See Figure 15 for example Note that each plenum hanger rod must pass through the upper alignme...

Страница 13: ...re internally wired and require 120V eld supplied power to an external electrical junction box See Figure 17 Two 2 independent circuits per RTF unit typical BRONZE TERMINAL 120 VAC 60 Hz 1 POWER GROUN...

Страница 14: ...200 108 IOM FEB 2018 Page 14 RTF ROOFTOP FREEZER SYSTEMS INSTALLATION Figure 18 Recommended Power Wiring Involving ATL Starters Figure 19 Recommended Power Wiring Involving a VFD...

Страница 15: ...sure could cause refrigerant lines to burst When the Frick RTF unit is provided with hot gas drain pan heat the pan coils are not factory piped to the evaporator refrigeration piping Design of the ref...

Страница 16: ...ion of the fans 3 Clean up any excessive dust or remains of material used during installation Inside the Drain Pan Top of the Cooling Coil Housing Inside of the D ischarge Air Plenum 4 Check the refri...

Страница 17: ...AINTENANCE A Frick RTF unit s operational readiness is dependent on the condition of the coil Coils that are dirty blocked from air ow or physically damaged may affect the overall heat transfer capabi...

Страница 18: ...200 108 IOM FEB 2018 Page 18 RTF ROOFTOP FREEZER SYSTEMS INSTALLATION OPERATION MAINTENANCE...

Страница 19: ...200 108 IOM FEB 2018 Page 19 RTF ROOFTOP FREEZER SYSTEMS INSTALLATION OPERATION MAINTENANCE...

Страница 20: ...losure list p 17 Added details on Panel Seams under rst paragraph of Unit Exterior JOHNSON CONTROLS 100 Cumberland Valley Avenue Waynesboro PA 17268 1206 USA Phone 717 762 2121 FAX 717 762 8624 www jo...

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