EasyManua.ls Logo

York YDHF-39 - User Manual

York YDHF-39
44 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
SERVICE INSTRUCTION
CENTRIFUGAL COMPRESSORS
Supersedes: 160.49-M1 (1292)
Form 160.49-M1 (601)
USED WITH YORK MODEL YK
CENTRIFUGAL LIQUID CHILLERS
26439A
COMPRESSOR COMPRESSOR
MODEL CODE
YDHF-39 P1
YDHF-40 P2
YDHF-42 P3
YDHF-44 P4
YDHA-36 & LHA-36 G3
YDHA-41 & LHA-41 G4
YDHA-46 & LHA-46 H0
YDHA-50N & LHA-50N H1
YDHA-50W & LHA-50W H1
YDHB-57, LHB-57, HA-57 H2
YDHB-61 H3
YDHD-46 H4
YDHD-50N & 50W H5
YDHD-57 H6
YDHD-59 H7
YDHD-61 H8
YDHA-65 & LHA-65 J1
YDHA-73 & LHA-73 J2
YDHA-81 & LHA-81 J3
YDHA-90 & LHA-90 J4
(Also see NOMENCLATURE, page 5)
Question and Answer IconNeed help?

Do you have a question about the York YDHF-39 and is the answer not in the manual?

Summary

YORK CENTRIFUGAL COMPRESSORS

Used with YORK Model YK Centrifugal Liquid Chillers

Identifies the specific compressor models covered by this manual.

General Safety Guidelines

General Safety Guidelines

Provides essential safety information and warnings for operating and servicing the equipment.

Safety Symbols

Explains the meaning of hazard symbols used throughout the document.

SECTION 1 GENERAL

General Description

Provides an overview of the compressor's design, materials, and operating principles.

Nomenclature

Explains how to identify compressor models using nomenclature and data plates.

SECTION 2 COMPRESSOR SERVICE

Service Guidelines

Outlines best practices for compressor disassembly, reassembly, and part handling.

Cleaning and Checking Wearing Parts

Details procedures for cleaning and inspecting compressor components for wear.

Rigging the Compressor or Motor

Provides guidance on safe and proper methods for lifting and moving the compressor or motor.

Special Tools

Lists and illustrates specialized tools required for compressor servicing and repairs.

Motor Removal and Replacement

Describes the steps involved in safely removing and installing the motor from the compressor.

Shaft Seals

Explains the types of shaft seals and procedures for their removal and installation.

Bellows Type Seals

Details the removal and installation procedures for bellows-type shaft seals.

Disassembly of Rotor Support

Outlines the process for separating the rotor support from the rotor scroll for internal service.

Removing the Impeller

Details the steps for removing the impeller, including specific procedures for different sizes.

Removing Balance Piston Seal and Diffuser Plate

Describes the process for removing the balance piston seal and diffuser plate assembly.

Removing Front Low-Speed Bearings

Details the procedure for removing the front low-speed bearings from the compressor.

Removing Front High-Speed Bearings

Explains the steps for safely removing the front high-speed bearings.

Removing Bearing Housing and Gears

Covers the removal of the bearing housing and associated gears.

Rear Low-Speed Bearing

Outlines the procedure for removing the rear low-speed bearing.

Rear High-Speed Bearing Components

Details the removal of components associated with the rear high-speed bearings.

Rear High-Speed Bearings Removal - HD and HF Compressors

Specific instructions for removing rear high-speed bearings on HD and HF compressor models.

Rear High-Speed Bearings Installation - G and H Compressor Design Levels A, B, &C and All J Compressors

Provides installation steps for rear high-speed bearings on specific compressor design levels.

Rear High-Speed Bearings Installation - HD and HF Compressors

Details the installation process for rear high-speed bearings on HD and HF compressor models.

Installing Gears

Instructions for installing the gears into the compressor assembly.

Installing Bearing Housing

Steps for correctly installing the bearing housing onto the rotor support.

Installing Front High-Speed Bearings

Guidance on installing the front high-speed bearings.

Installing Front Low-Speed Bearings

Procedures for installing the front low-speed bearings.

Installing Balance Piston and Diffuser Plate

Covers the installation of the balance piston and diffuser plate assembly.

Installing the Impeller

Details the process of installing the impeller onto the shaft.

Disassembly of Rotor Scroll

Outlines the steps to disassemble the rotor scroll from the unit.

Removing the Nozzle Base Plate

Describes how to remove the nozzle base plate from the rotor scroll housing.

Removing the Impeller Eye Seal

Details the procedure for removing the impeller eye seal components.

Re-assembly of the Eye Seal

Provides instructions for reassembling the eye seal for different compressor styles.

Re-assembly of Nozzle Base Plate

Covers the steps for reassembling the nozzle base plate.

Re-assembly of Scroll Housing to Rotor Support

Details the process of reassembling the scroll housing to the rotor support.

Removing the Pre-Rotation Vane Housing

Outlines the procedure for removing the pre-rotation vane housing assembly.

Replacing Control Shaft Assembly

Provides instructions for replacing the control shaft assembly.

SECTION 3 OIL PUMP SERVICE

Oil Pump

Introduces the oil pump's function and service procedures.

Removing Oil Pump from the Oil Sump

Details the steps for safely removing the oil pump from the oil sump.

Disassembling the Oil Pump

Outlines the procedure for taking apart the oil pump.

Reassembly of Oil Pump

Provides steps for reassembling the oil pump.

Removing the Drive Gear

Details the process for removing the drive gear from the pump assembly.

Reassembling Oil Pump Assembly into Oil Sump

Covers the steps for reinstalling the complete oil pump and motor assembly into the oil sump.

NOTES

Summary

YORK CENTRIFUGAL COMPRESSORS

Used with YORK Model YK Centrifugal Liquid Chillers

Identifies the specific compressor models covered by this manual.

General Safety Guidelines

General Safety Guidelines

Provides essential safety information and warnings for operating and servicing the equipment.

Safety Symbols

Explains the meaning of hazard symbols used throughout the document.

SECTION 1 GENERAL

General Description

Provides an overview of the compressor's design, materials, and operating principles.

Nomenclature

Explains how to identify compressor models using nomenclature and data plates.

SECTION 2 COMPRESSOR SERVICE

Service Guidelines

Outlines best practices for compressor disassembly, reassembly, and part handling.

Cleaning and Checking Wearing Parts

Details procedures for cleaning and inspecting compressor components for wear.

Rigging the Compressor or Motor

Provides guidance on safe and proper methods for lifting and moving the compressor or motor.

Special Tools

Lists and illustrates specialized tools required for compressor servicing and repairs.

Motor Removal and Replacement

Describes the steps involved in safely removing and installing the motor from the compressor.

Shaft Seals

Explains the types of shaft seals and procedures for their removal and installation.

Bellows Type Seals

Details the removal and installation procedures for bellows-type shaft seals.

Disassembly of Rotor Support

Outlines the process for separating the rotor support from the rotor scroll for internal service.

Removing the Impeller

Details the steps for removing the impeller, including specific procedures for different sizes.

Removing Balance Piston Seal and Diffuser Plate

Describes the process for removing the balance piston seal and diffuser plate assembly.

Removing Front Low-Speed Bearings

Details the procedure for removing the front low-speed bearings from the compressor.

Removing Front High-Speed Bearings

Explains the steps for safely removing the front high-speed bearings.

Removing Bearing Housing and Gears

Covers the removal of the bearing housing and associated gears.

Rear Low-Speed Bearing

Outlines the procedure for removing the rear low-speed bearing.

Rear High-Speed Bearing Components

Details the removal of components associated with the rear high-speed bearings.

Rear High-Speed Bearings Removal - HD and HF Compressors

Specific instructions for removing rear high-speed bearings on HD and HF compressor models.

Rear High-Speed Bearings Installation - G and H Compressor Design Levels A, B, &C and All J Compressors

Provides installation steps for rear high-speed bearings on specific compressor design levels.

Rear High-Speed Bearings Installation - HD and HF Compressors

Details the installation process for rear high-speed bearings on HD and HF compressor models.

Installing Gears

Instructions for installing the gears into the compressor assembly.

Installing Bearing Housing

Steps for correctly installing the bearing housing onto the rotor support.

Installing Front High-Speed Bearings

Guidance on installing the front high-speed bearings.

Installing Front Low-Speed Bearings

Procedures for installing the front low-speed bearings.

Installing Balance Piston and Diffuser Plate

Covers the installation of the balance piston and diffuser plate assembly.

Installing the Impeller

Details the process of installing the impeller onto the shaft.

Disassembly of Rotor Scroll

Outlines the steps to disassemble the rotor scroll from the unit.

Removing the Nozzle Base Plate

Describes how to remove the nozzle base plate from the rotor scroll housing.

Removing the Impeller Eye Seal

Details the procedure for removing the impeller eye seal components.

Re-assembly of the Eye Seal

Provides instructions for reassembling the eye seal for different compressor styles.

Re-assembly of Nozzle Base Plate

Covers the steps for reassembling the nozzle base plate.

Re-assembly of Scroll Housing to Rotor Support

Details the process of reassembling the scroll housing to the rotor support.

Removing the Pre-Rotation Vane Housing

Outlines the procedure for removing the pre-rotation vane housing assembly.

Replacing Control Shaft Assembly

Provides instructions for replacing the control shaft assembly.

SECTION 3 OIL PUMP SERVICE

Oil Pump

Introduces the oil pump's function and service procedures.

Removing Oil Pump from the Oil Sump

Details the steps for safely removing the oil pump from the oil sump.

Disassembling the Oil Pump

Outlines the procedure for taking apart the oil pump.

Reassembly of Oil Pump

Provides steps for reassembling the oil pump.

Removing the Drive Gear

Details the process for removing the drive gear from the pump assembly.

Reassembling Oil Pump Assembly into Oil Sump

Covers the steps for reinstalling the complete oil pump and motor assembly into the oil sump.

NOTES

York YDHF-39 Specifications

General IconGeneral
BrandYork
ModelYDHF-39
CategoryAir Compressor
LanguageEnglish

Related product manuals