Greenwald Pay Installation & Support (All)
Public installation, configuration, and troubleshooting guides for Greenwald Pay hardware and supported commercial laundry machines.
Greenwald Pay Help
Find installation instructions, set up Greenwald Pay devices, check status lights, find a kit for...
Field Installation & Support
Model selection, installation, provisioning, LED interpretation, and field troubleshooting for Gr...
Find a Greenwald Pay installation kit
Select your machine brand and enter the model number from its label. The lookup will show the ins...
Install and provision Greenwald Pay hardware
Choose the correct kit, install it using the guide for your machine, then connect the device to y...
Troubleshoot Greenwald Pay setup and LED states
Device status lights Color Activity Meaning Off Off Device not connected to power White Slow Blin...
Install GPay kit 4003-001-2 on Maytag or Whirlpool machines
Install the Greenwald Pay device through the serial port on the Maytag or Whirlpool machine contr...
Install GPay kit 4003-002-2 on Maytag or Whirlpool dual-coin machines
Install the Greenwald Pay device between the Maytag or Whirlpool control board and both coin drop...
Install GPay kit 4004-001-2 on MDC or Quantum dual-coin machines
Install the Greenwald Pay Plus device between the MDC/Quantum control board and coin drop. Kit: 4...
Install GPay kit 4004-002-2 on MDC or Quantum machines
Connect the Greenwald Pay Plus device to the MDC/Quantum control board and existing card reader. ...
Install GPay kit 4004-101-3 on ACA machines without a power supply
Connect the Greenwald Pay device directly to the ACA machine control board. Kit: 4004-101-3 (No P...
Install GPay kit 4004-102-3 on ACA machines with 24 VAC power conditioner
Connect the Greenwald Pay device and its 24 VAC power conditioner to the ACA control board. Kit: ...
Install GPay kit 4004-103-3 on ACA machines (120 LineV Power Supply)
The Greenwald Pay device installs into the machine control board. Kit: 4004-103-3 — ACA (120 Line...
Install GPay kit 4016-001-2 on LG dual-coin machines
Install the Greenwald Pay device between the LG control panel and both coin drops. Kit: 4016-001-...
Install GPay kit 4210-001-2 on Encore dual-coin dryers
Connect the Greenwald Pay device to the Encore pulse-dryer control board and dual-coin device. Ki...
Install GPay kit 4210-002-2 on Encore dual-coin washers
Connect the Greenwald Pay device to the Encore pulse-washer control board and dual-coin device. K...
Enable serial payment on Alliance Quantum Gold Pro machines
Enable Serial Payment on Alliance Quantum Gold Pro (Titanium) controls so Greenwald Pay devices a...
Greenwald Pay GMS Quick Start Guide (2021)
Use Greenwald Management System (GMS) to configure users, accounts, locations, machine profiles, ...