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Rotary Screw Compressor
HPS 2709/2712
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.
Check www.FrickCold.com for the latest version of this publication.
Form 070.750-IOM2 (JAN 2021)
Installation–Operation–Maintenance
File:
Service Manual – Section 070
Replaces:
070.750-IOM2 (SEP 2019)
Dist:
3, 3a, 3b, 3c
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Table of Contents
Troubleshooting
Related Manuals for Frick HPS 2709
Summary of Contents for Frick HPS 2709
- Page 1 070.750-IOM2 (SEP 2019) Dist: 3, 3a, 3b, 3c Rotary Screw Compressor HPS 2709/2712 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.
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Page 2: Table Of Contents
070.750-IOM2 (JAN 21) HPS 273 ROTARY SCREW COMPRESSOR Page 2 INSTALLATION - OPERATION - MAINTENANCE Contents General information Operation Preface ................3 Operation and start-up instructions ....... 13 Design limitations ............. 3 Low ambient operation ..........13 Job inspection ..............3 Initial start-up .............. -
Page 3: General Information
HPS 273 Rotary Screw Compressors. Items not included with bare compressor that are available as sales order options: Notice • Motor mount Frick screw compressor repair must only be done by • Connection fittings skilled mechanics who have completed training at • Coupling Frick screw compressor school. - Page 4 Rotary screw compressor serial numbers identify the factory that the compressor was manufactured in and its build date. They are defined by the following information: Table 1: Geometrical swept volume Example: 1024 0 A 9 0000015 Z HPS 2709 HPS 2712 Plant Decade Month...
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Page 5: Long-Term Storage
Long-term storage (six months to five years) provi- HPS 273 compressor sions are required, regardless of storage environment, if The Frick HPS 273 rotary screw compressors use mating start-up and useful operation does not occur within six asymmetrical profile helical rotors to provide a continuous months of equipment shipment. -
Page 6: Compressor Lubrication System
The HPS 273 compressor models are designed with Volumizer variable volume ratio control multiple ports, including: The Frick compressor includes a method of varying the – Economizer port located at 1.32 Vi internal volume ratio to match the system pressure ratio. -
Page 7: Design Limits
HPS 273 ROTARY SCREW COMPRESSOR 070.750-IOM2 (JAN 21) INSTALLATION - OPERATION - MAINTENANCE Page 7 Balance piston thread pressure may lead to excessive rotor deflection and unwanted contact with the rotor housing. For this The high pressure compressors are equipped with balance reason, proper calibration of the slide valve and slide piston assemblies to reduce load on the axial bearings. - Page 8 070.750-IOM2 (JAN 21) HPS 273 ROTARY SCREW COMPRESSOR Page 8 INSTALLATION - OPERATION - MAINTENANCE This page is intentionally left blank.
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Page 9: Installation
Access valves are bronze and they must be replaced it must be able to support the weight. The weights of the with steel plugs when package is assembled. HPS 2709 and HPS 2712 assemblies respectively are 2132 kg (4700 lb) and 2241 kg (4940 lb). Caution... -
Page 10: Customer Connections
SM-2 is low Vi (1.05), and SM-1 is high Vi (1.3). If unsure, Do not mix oils of different brands, manufacturers, or connect main oil to SM-2. The HPS 2709 and HPS 2712 types. Mixing of oils can cause excessive oil foam- both have factory-installed orifice plugs (0.469 in. -
Page 11: Oil Pump
HPS compressors are arranged for direct motor drive and require a flexible drive coupling to connect the compressor The Frick oil charge shipped with the unit is the best to the motor. Coupling must be suitable for variable speed. suited lubricant for the conditions specified at the time of purchase. -
Page 12: Oil Heaters - Heating Wires And Insulation
Johnson Controls-Frick engineering must approve in writ- ing the use of filter elements other than Johnson Controls- For high temperature applications, consult factory. Frick, or a warranty claim may be denied. Oil filter speci- Some of the 3-way thermostatic valves do not work fication b... -
Page 13: Operation
Before the start-up, complete the prestart check. See the Operation and start-up instructions Forms section for the Prestart checklist. The Frick HPS 273 Rotary Screw Compressor is a com- Initial start-up procedure ponent in an integrated system. As such, the compressor... - Page 14 070.750-IOM2 (JAN 21) HPS 273 ROTARY SCREW COMPRESSOR Page 14 OPERATION This page is intentionally left blank.
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Page 15: Maintenance General Information
HPS 273 ROTARY SCREW COMPRESSOR 070.750-IOM2 (JAN 21) MAINTENANCE Page 15 Maintenance • Protect the compressor during long periods of shut- down. If the compressor sits for long periods without running, evacuate to low pressure and charge with dry General information nitrogen or oil. -
Page 16: Maintenance Schedule
Bolt size (in.) Torque* (ft-lb) Bolt size (in.) Torque (ft-lb) HPS 2709/2712 1 1/8 Note: Based on using stainless steel spiral wound gaskets and Grade 5 or stronger hex head bolts, lighlty oiled. Notice Refer to the service parts list manual 070.750-SPL2, HPS Rotary Screw Compressor SPL2 (273), for a detailed parts list. -
Page 17: Vibration Analysis
• Excessive liquid entering the compressor (slugging) • Only use Frick oil or high quality oils approved by John- son Controls-Frick for your application. • Insufficient oil cooling • Only use Frick SuperFilter™ elements. Johnson Con- •... -
Page 18: Troubleshooting The Hps 273 Compressor
Troubleshooting the HPS 273 compressor Notice Unless the service technician has been certified by Johnson Controls–Frick to rebuild our compressors, troubleshooting the compressor is limited to identi- fying the probable cause. If a mechanical problem is suspected, contact Johnson Controls–Frick Service. -
Page 19: Forms
The installer must check and complete the following items before the arrival of the Frick Field Service Supervisor. Details on the checklist can be found in this manual. Certain items on this checklist are reverified by the Frick Field Service Supervisor before the actual start-up. -
Page 20: Alignment Log For Electric Motor Driver
070.750-IOM2 (JAN 21) HPS 273 ROTARY SCREW COMPRESSOR Page 20 FORMS Alignment log for electric motor driver Drive train alignment Ambient Temperature at Time of Alignment _______ Oil Separator Temperature at Time of Alignment ________ Motor Coupling Type ___________ Size ___________ Distance Between Coupling Hub Faces __________ Soft Foot Check OK as Found Shimming Required... -
Page 21: Vibration Data Sheet
HPS 273 ROTARY SCREW COMPRESSOR 070.750-IOM2 (JAN 21) FORMS Page 21 Vibration data sheet Date: _____________________________________ Sales Order Number: ___________________________ End User: __________________________________ Installing Contractor: ___________________________ Address: _____________________________________ Service Technician: _____________________________ Final hot alignment Equipment ID (As in Microlog): _______________ Compressor Serial Number: _____________________ Face Unit Serial Number: ____________________________... -
Page 22: Compressor Port Locations
Compressor port locations 070.750-IOM2 (JAN 21) HPS 273 ROTARY SCREW COMPRESSOR Page 22 FORMS Figure 7: Compressor port locations - HPS 2709/2712 SC-6 Table 6: Connection legend Port Description Connection M30 x 3.5 LIFTING EYE M30 x 3.5 LIFTING EYE... - Page 23 12 oil flow 17 vacuum rise 12 foundation 9 oil pressure 6, 11 vibration 7, 17 FRICK superfilters™ 6 oil pump 11 vibration analysis 17 oil separator 6 oil strainer elements 15 oil supply system 10 gas compression 9...
- Page 24 January 2021 revisions Throughout – Removed HPSH nomenclature and changed to HPS – Updated Frick and JCI logos Page 3 – Updated Figure 1 Page 4 – Updated Figure 2 – Updated m /h (cfm) conversion in Table 1 Page 5 –...
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