Troubleshooting Guide

RDWC UC TROUBLESHOOTING GUIDE

Water Quality

Issue

Causes

Solutions

pH Dropping

  • PPM Too High
  • Bacterial Bloom
  • Improper Nutrient
  • Faulty pH Probe
  • Dilute Nutrient Solution/Reduce PPM
  • System Flush
  • Use Cultured Solutions
  • Calibrate Meter

pH Rising (excessively)

  • PPM Too Low
  • Improper Nutrient
  • Faulty pH Probe
  • Increase PPM
  • Use Cultured Solutions
  • Calibrate Meter

PPM Rising

  • PPM Too High
  • Humidity Too Low
  • Faulty PPM Probe
  • Dilute Nutrient Solution/Reduce PPM
  • System Flush
  • Calibrate Meter
  • See General Enviornment recommendations

PPM Falling (excessively)

  • Normal Plant Uptake
  • Increase PPM 15-20%

Film In System

  • Bacterial Boom
  • Poor Quality Source Water
  • Improper Nutrient
  • System Flush
  • Use RO Water
  • Use Cultured Solutions
  • Increase UC Roots Strength 15-20%
  • Use Water Chiller

Nutrient Solution Has Pond Smell

  • Water Temp Too Warm
  • Bacterial Bloom
  • Poor Quality Source Water
  • Improper Nutrient
  • Use Water Chiller
  • System Flush
  • Use RO Water
  • Use Cultured Solutions
  • Increase PPM 15-20%

Water Temp Too Warm

  • No Water Chiller
  • Chiller Not Working Properly
  • Room Too Warm
  • Use Water Chiller
  • Check Water Chiller Settings
  • See General Environment Recommendations

Water Temp Too Cold

  • Chiller Not Working Properly
  • Room Too Cold
  • Check Water Chiller Settings
  • See General Environment Recommendations

Water Is Cloudy

  • Too Frequent pH Adjusting
  • Bacterial Bloom
  • Poor Quality Source Water
  • Improper Nutrient
  • System Flush
  • Use RO Water
  • Increase UC Roots Strength 15-20%
  • Use Cultured Solutions

Source Water Has High PPM’s

  • Related To Source Water
  • Use RO Filter

System Function

Issue

Causes

Solutions

System Has A Leak

  • Improper Installation
  • Broken Part
  • Refer To Instructions
  • Contact CCH2O

Water Pump Leaking

  • Improper Installation
  • Cracked Inlet/Outlet Housing
  • Refer To Instructions
  • Contact CCH2O

Water Pump Making Noise

  • Not Primed
  • Faulty / Dirty Impeller
  • Debris
  • Raise Water Level
  • Service Pump / Remove Debris
  • Contact CCH2O

Water Pump Stopped Working

  • Unplugged
  • Line Clogged
  • Pump Failed
  • Check Source Electricity
  • Un-Plug / Re-Plug
  • Service Pump
  • Contact CCH2O

Air Pump Dead

  • Unplugged
  • Pump Failed
  • Check Source Electricity
  • Un-Plug / Re-Plug
  • Service Pump
  • Contact CCH2O

Return Line Collapsing

  • Filter’s Clogged
  • Debris In Return Line
  • Roots Clogging Pipes / Manifold
  • Clean Filter(s)
  • Remove Debris
  • Root Pruning

Pump Not Priming

  • Water Level Too Low
  • Raise Water Level

Air Pump Output Diminished

  • Lack Of Maintenance
  • Leek In Air Manifold
  • Issue With Air Stones
  • Service Pump
  • Clean Filter(s)
  • Replace Air Stones
  • Check All Manifold Connections

Water Pump Output Diminished

  • Filter(s) Clogged
  • Debris In Return Line
  • Roots Clogging Pipes / Manifold
  • Faulty / Dirty Impeller
  • Clean Filter(s)
  • Remove Debris
  • Root Pruning
  • Service Pump

Float Valve Not Working Properly

  • Improper Installation
  • Lack Of Water Pressure
  • Refer To Instructions
  • If Gravity: Make Sure Source Is Above Float Valve

Add Back Not Working Properly

  • Improper Installation
  • Refer To ABK Instructions
  • Contact CCH2O

Air Stone Output Inconsistent

  • Lack Of Maintenance
  • Issue With Air Stones
  • Replace Air Stones

Air Stones Not Working

  • Leak In Air Manifold
  • Pump Unplugged/Faulty
  • Check All Manifold Connections
  • Inspect Pump

AFR Gauge Not Working

  • Improper Installation
  • Refer to AFR Instructions
  • Contact CCH2O

System Drains Out Slowly (With Drain Out Kit)

  • Obstruction In Lines
  • Insufficient Gravity
  • Clear Lines
  • Employ Drain Pump

Roots Overgrown Pipes / Modules

  • Over Veg
  • Root Pruning

Plant Health

Issue

Causes

Solutions

Flowers Too Large

  • Using Under Current With Cultured Solutions
  • You’re Welcome

Plants are Slow, Stalled Or Not Growing

  • PPM Too High
  • Poor Quality Clones
  • Poor Environmental Conditions
  • Excessive PAR
  • Water Level
  • pH Adjusted Too Frequently
  • Concentrates Added Directly to System
  • Pest’s & Disease
  • Reduce PPM/EC by 50%
  • See General Environment Recommendations
  • Reduce Light Levels
  • Adjust Water Level, See FAQ
  • Inspect Plants, Refer To IPM Guidelines

Plants Have Not Grown For 2+ Weeks

  • See Above
  • Sanitize System
  • Start Over With Fresh Plants

Flowers Not Forming Properly, Stunted

  • Photo Period Not Initiated
  • Poor Environmental Conditions
  • Incorrect Nutrient Formulation
  • PPM Too High / Low
  • pH Adjusted Too Frequently
  • Pest & Disease
  • Check Lighting Schedule
  • See General Environment Recommendations
  • Use Cultured Solutions
  • Inspect Plants, Refer to IPM Guidelines

Purple Stalks and Petioles

  • PPM Too High
  • pH Adjusted Too Frequently
  • Poor Environmental Conditions
  • Incorrect Nutrient Formulation
  • Reduce PPM/EC by 50%
  • See General Environment Recommendations
  • Use Cultured Solutions

Tip Burn On Leaves

  • PPM Too High
  • pH Adjusted Too Frequently
  • Poor Environmental Conditions
  • Reduce PPM/EC by 50%
  • System Flush
  • See General Environment Recommendations
  • Use Cultured Solutions

Wilting Leaves

  • Poor Environmental Conditions
  • Water Level
  • PPM Too High
  • Excessive PAR
  • See General Environment Recommendations
  • Adjust Water Level
  • Reduce PPM/EC by 50%
  • System Flush
  • Raise Or Dim Lights

Plants Yellow (Throughout)

  • Pest & Disease
  • PPM Too Low
  • Poor Environmental Conditions
  • Poor Quality Clones
  • Inspect Plants, Refer to IPM Guidelines
  • Increase PPM 15-20%
  • See General Environment Recommendations
  • Start Over With Fresh Plants

Plants Yellowing (Top To Bottom)

Plants Bleaching

  • Excessive PAR
  • Pest & Disease
  • Raise Or Dim Lights
  • Inspect Plants, Refer To IPM Guidelines

Plants Yellowing (Bottom To Top)

  • Nutrient Deficiency
  • Pest & Disease
  • Change Out Nutrients
  • Inspect Plants, Refer To IPM Guidelines

Dull / Dehydrated Leaves

  • PPM Too High
  • Poor Environmental Conditions
  • Excessive PAR
  • Reduce PPM / EC By 50%
  • See General Environment Recommendations
  • Raise or Dim Lights

Roots Not Forming Properly

Roots Browning

Roots Slimy

  • Poor Water Chemistry
  • PPM Too High
  • Water Level
  • Water Temperature
  • Poor Quality Clones
  • Pest & Disease
  • Poor Quality Source Water
  • Flush & Change Out
  • Reduce PPM/EC by 50%
  • Sanitize System
  • Start Over with Fresh Plants
  • Inspect Plants, Refer to IPM Guidelines
  • Treat Source Water/Use RO Water

Chlorotic Spotting

Necrotic Spotting

  • PPM Too High
  • Poor Environmental Conditions
  • pH Adjusted Too Frequently
  • Concentrates Added Directly To System
  • Incorrect Nutrient Formulation
  • Pest & Disease
  • Flush & Change Out
  • See General Environment Recommendations
  • Use ABK As Directed
  • Use Cultured Solutions
  • Inspect Plants, Refer to IPM Guidelines

Plants Overgrown

  • Over Veg
  • Prune Plants
  • Reduce Veg Times

Pests

  • Poor Quality Clones
  • Poor Environmental Conditions
  • Incorrect Nutrient Formulation
  • Excessive PAR
  • Start Over With Fresh Plants
  • Sanitize System / Environment
  • See General Environment Recommendations
  • Use Cultured Solutions
  • Raise Or Dim Lights

Disease

  • Water Temperature
  • Poor Quality Clones
  • Pests
  • Poor Quality Source Water
  • Poor Water Chemistry
  • Use Water Chiller
  • Start Over With Fresh Plants
  • Inspect Plants, Refer To IPM Guidelines
  • Sanitize System / Environment
  • Treat Source Water / Use RO Water
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