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Fisher & Paykel AQUASMART WL37T26CW2 User Manual

Fisher & Paykel AQUASMART WL37T26CW2
79 pages
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478182
Service Manual
AQUASMART
Hi-Efficiency washer
Model:
WL37T26CW2
WL37T27DW2
WL37T26KW2

Table of Contents

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Fisher & Paykel AQUASMART WL37T26CW2 Specifications

General IconGeneral
ModelWL37T26CW2
TypeFront Load Washer
Capacity7 kg
Spin Speed1200 RPM
Width600 mm
Height850 mm
Number of Programs8
ColorWhite
Water Rating4 Star
Wash Cycles8
Noise Level (Wash/Spin)76 dBA / 76 dBA

Summary

Fisher & Paykel AquaSmart Service Manual Specifications

Model Identification

Explanation of the new Fisher & Paykel model numbering system.

Machine Dimensions

Detailed physical dimensions of the AquaSmart washer.

Water Consumption and Temperature Settings

Water usage per load and approximate factory water fill temperatures.

Motor and Valve Specifications

Details on wash motor, pump motor, and water valve resistances.

Internal Components

Specifications for cabinet, lid, top deck, inner basket, and console.

Dispensing System Components

Information on bleach and fabric softener dispenser capacities and notes.

Control Panel Models

Descriptions of LCD and LED control panel variants.

Screw and Bolt Torque Settings

Important torque specifications for assembly and disassembly.

The Unique AquaSmart Wash Modes

Detergent Activating Wash

Process of saturated clothes with concentrated detergent solution.

High Efficiency Mode

Front-loader style wash using minimal water for optimum soil removal.

Conventional Mode

Top-loader style immersion wash suitable for specific wash problems.

Control Panel Overview

LCD Model Control Panel

Description of buttons and functions on the LCD control panel.

LED Model Control Panel

Description of buttons and functions on the LED control panel.

Technical Overview of AquaSmart Washer

Electronics and Motor Control Module

Details on the specific Motor Control Module and its function.

Stand By Mode Operation

How the machine enters and exits low power standby mode.

Out of Balance Detection (Bump Detect)

Explanation of the electronic system for detecting load imbalance.

Water Temperature Sensing

Location and function of the thermistor for water temperature measurement.

Water Valves and Dispensing System

Description of water valve assembly and dispensing hose connections.

Dispensing System Details

Operation of detergent, bleach, and softener dispensing cycles.

Inlet Nozzle and Water Level Measurement

Function of the inlet nozzle and pressure sensing for water level determination.

Motor Components: Stator and Rotor

Specifications and identification of the stator and rotor assembly.

Rotor Position Sensor

Function and testing of the Rotor Position Sensor.

Smart Pump System

Overview of the SmartPump system, hood, cap, and flapper valve.

Pump Housing and Rotor/Stator Interaction

Details on pump housing assembly and rotor/stator interaction.

SmartPump Spare Parts and SLR Feature

List of spare parts and explanation of the Simplified Leak Recirculation feature.

Pump Stator Testing Procedures

Methods for testing the pump stator resistance from the console.

SmartPump Test Routine and Bypassing

Procedure for testing pump modes and understanding bypassing faults.

Lid Lock Mechanism

Operation and troubleshooting of the lid lock system.

Neck Ring and Inner Basket Assembly

Function of the neck ring and components of the inner/outer tub assembly.

Inner Basket Checks and Components

Basket float checks, balance ring, and inner basket base details.

Suspension Rods

Description and importance of the robust suspension rods.

Agitator and Control Panel Design

Details on the low profile agitator and the new control panel design.

Control Panel Housing and Facia

Components of the control panel housing, facia, and PCB.

Voltage and Resistance Readings from Controller

Voltage Readings

Expected DC and AC voltage readings for various components.

Resistance Readings

Expected resistance values for key components like valves, motor, and thermistor.

Diagnostic Mode - LCD Model Procedures

Service Screen Information

Displaying warning status, fault status, and machine status.

Machine Status Screen Details

Information on machine size, water level, temperature, and component status.

Control Screen Options

Managing hot bowl flag, restart, and recycle features.

Restart and Recycle Feature Management

Enabling, disabling, and identifying restart and recycle features.

Permanent Programming and Data Download

Permanently setting features and activating data download.

Showroom Mode Access

Procedure to activate and exit showroom mode.

Diagnostic Mode - LED Model Procedures

LED Model Fault Codes

Interpreting fault codes using binary values displayed on LEDs.

Component Testing Mode

Testing individual components like valves and pumps via diagnostic mode.

Hot Bowl Flag and Restart Feature

Managing the hot bowl flag and controlling the restart feature.

Recycle Feature Operation

Procedure for turning the recycle feature on and off.

Permanent Feature Programming

Setting restart/recycle features permanently for dispensing and non-dispensing models.

LED Indicator Tables for Features

Understanding LED states indicating restart/recycle feature selection.

Data Download and Diagnostic Tables

Activating data download and using diagnostic level tables.

Diagnostic Mode Explanations

Detailed explanations for various diagnostic information levels.

Showroom Mode for LED Models

Procedure to access and exit showroom mode on LED models.

Fault Codes and Diagnostics

Motor Control and Sensor Errors

Faults related to motor control module, size, and temperature sensors.

Dispensing and Flood Protection Errors

Faults concerning dispensing type, valves, and flood protection.

Water Leak and Pump Blockage Faults

Troubleshooting water leaks and pump blockage errors.

Pressure, Basket, and Display Errors

Faults related to pressure sensor, basket engagement, and display memory.

Valve, Basket Check, and EEPROM Errors

Faults for valve coils, basket checks, and EEPROM write issues.

Motor Control, Transducer, and Comms Errors

Faults related to motor control, pressure transducer, and communications.

Motor Sense, Thermistor, and Stall Faults

Errors involving motor current, pump thermistor, and motor stalling.

Agitate, EEPROM, and Communication Faults

Faults related to agitation, EEPROM, and communication timeouts.

Lid Lock, Sensor, and Stepper Errors

Faults concerning lid lock, temperature sensor, and stepper motor.

Pump and Valve Specific Faults

Faults related to SmartPump operation, flapper, and bleach valve.

SmartPump Operation Faults

Errors related to SmartPump top-up and timeout faults.

SmartPump Sync, Bridge Test, and Version Faults

Faults for pump sync, bridge test failure, and outdated motor control versions.

Wiring Diagram and Resistance Table

Service Procedures: Component Removal

Accessing Console Area

Steps to access components located within the console area.

Display Module Removal

Procedure for safely removing the display module.

Motor Control Module Removal

Detailed steps for removing the motor control module.

Inlet Valve Assembly Removal

Instructions for removing the inlet valve assembly.

Thermistor Removal

Procedure for removing the thermistor from the valve assembly.

Cord Set Removal

Steps for disconnecting and removing the power cord set.

Lid Lock Removal

Instructions for removing the lid lock mechanism.

Top Deck Raising and Removal

Procedures for raising and removing the top deck assembly.

Dispenser Funnel and Detergent Cover Removal

Steps to remove softener/bleach funnel and detergent cover.

Dispensing Hoses, Straps, and Neck Ring Removal

Procedures for removing dispensing hoses, straps, and neck ring.

Low Profile Agitator Removal

Instructions for removing the low profile agitator and its cap.

Inner Basket and Clutch Mechanism Removal

Steps for removing the inner basket and clutch mechanism.

Pump Hood & Cap Removal

Procedure for removing the pump hood and cap for inspection.

Stator and Pump Housing Removal

Steps for removing the stator and pump housing.

Recirculation Hose Removal

Procedure for removing the recirculation hose.

Outer Tub and Rotor Removal

Steps for removing the outer tub assembly and the rotor.

Stator and Rotor Position Sensor Removal

Procedures for removing the stator and rotor position sensor.

Specialised Service Procedures

Pump Housing Stripped Bolt Procedure

Procedure for drilling alternate holes if pump housing bolts strip.

Blocked Pump Procedure

Steps to clear blockages in the pump system.

Shaft & Bearing Replacement

Procedures and tool kit for shaft and bearing replacement.

Shaft & Bearing Assembly

Steps for correctly assembling the shaft and bearings.

Solving Common Wash Problems

Common Wash Issues and Solutions

Causes and solutions for creasing, linting, poor soil removal, and residue.

Notes

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