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Get to know K-Rain; our products, our company, our culture
Maintenance & Installation Resources
Maintaining your irrigation system is a year - round job!
Designing an irrigation system: An education video
Installing a residential irrigation system: an educational video
Winterizing your Sprinkler System
Controllers - WiFi
ProEX 2.0 WiFi Enabled Controller - Router Issues
Trouble connecting my ProEX to the network - the blue K light will not light up
Sharing my ProEX 2.0 Controller using an Android Device : Email issues
Unable to Set Up the WiFi Hub on an Android Device
Issues with dropping the KRAIN Hotspot when attempting to connect to the router (iPhone7 iOS 10.2 and later)
General - Best Practices
Tips for keeping your network safe and IoT devices, including ProEX 2.0 Irrigation Controller, connected
General - Connectivity
The message "Controller associated with another account" appears when trying to connect
When trying to connect a controller to the internet for the first time, tapping “Add Controller” brings up a white text box.
Controlling your ProEX 2.0 WiFi Irrigation Controller from a web browser
Link to logon to your online ProEX account
Hydraulically operated valves - 4000 & 6000 Series Indexing Valves
Should unused outlets on my Indexing Valve be “capped off”?
Troubleshooting Indexing Valves
My Indexing Valve is stuck on one zone.
Changing the number of Active Zones
Can the number of active outlets on an indexing valve be changed?
Adjusting the Watering Pattern on RPS75
Why should I change the factory installed nozzle on a rotor?
Changing a rotor nozzle
Cleaning the filter on a sprinkler/rotor
What should I do if my sprinkler head is not turning?
SuperPro Rotor: What is a Ratcheting Riser?
SuperPro Rotor: Patented arc clutch prevents damage
RPS Select Rotor
RPS Select Rotor: The newest productivity tool in our innovative product line.
Adjusting your pop-up spray heads
Multi-Stream Rotary Nozzles
Rotary Nozzles - Installing & Adjustment
Pump Start Relays
Installation - Pump Start Relays
How do I install a Pump Start Relay on my system?
Troubleshooting Pump Start Relays
My Pump Start Relay is Chattering - What do I do?
My previously quiet Pump Start Relay is now buzzing loudly while in operation
Single Station Controllers
Bluetooth Controllers - BL-KR, BL-24, TC-KR
Issues with Updating BL-KR or BL-24 Device with Android Smartphone or Tablet
Version 3.0 of iOS and Android Apps
BL-KR App Version 3.0 brings major changes in functionality & capabilities
Known Issue: New software versions incompatible with BLKR App versions 2.1.1 or lower
What's new in BLKR Version 3.0?
Updating your device to BL App Version 3.0
TC-KR won’t start a program
Premier Contractor Program
New Premier Contractor Website
Help Desk Software