Owner`s manual
8
Problem (continued) 
B. Back of unit 
2. Found water on floor after 
overnight shut off. 
3. Foul odor from fan 
 A. New Unit . . . 
 B. After normal use . . . 
4. No water running over the  
pads . . . 
5. Scale build-up on cooling pads. 
Cause (continued) 
Damage to polyethylene housing. Note: 
Check for possible cracks in the blue 
polyethylene. 
Excess water at top or bottom of pads. 
Damage to blue polyethylene housing. 
Leaking from bottom of pads. 
Excessive water pressure. 
Float valve maybe stuck in open position. 
New pad may have a temporary odor (this 
is normal) – you may be smelling the 
thermosetting resin – it will pass. 
Water quality – check your immediate 
environment. 
Check your water flow valve first. 
Water supply off at main valve source. 
Pump switch is off. 
Water filter may be clogged. 
Hard water with excessive mineral content. 
Solution (continued) 
performance at 1 ¼ turns. 
Repair as necessary. 
Reduce the water flow with the water control 
valve located on the front of the unit. 
Search for leaks and repair as necessary. 
Push bottom of cooling pads gently inside to 
stop leaking. 
Check you pressure. Max water pressure is 413 
KPA (60 p.s.i.), adjust water supply valve to 
1 ¼ turns or install a water pressure regulator 
found at local hardware store. 
Contaminants in water; drain cooler, sump and 
refill. If float remains stuck remove pads and 
examine float for debris or damage. Wash out 
debris and replace float. Continue. 
Drain and refill several times in first week to 
remove thermosetting resin smell. 
Add QC Tablets to reduce smell – and algae. 
Water should be drained about once a month or 
sooner depending on your specific working 
environment – the water quality and conditions. 
Make sure your water flow valve is open. 
QuietCool units usually operate at peak 
performance at 1 ¼ turns. 
Open water valve at supply. You may wish to 
keep this valve open at all times. 
Turn pump switch on. 
Remove the cooling pads see section 6.2. Open 
back of unit – open water filter – pull out filter 
screen and clean. Replace and try again. 
Use Evapo-O-Matic Tablets or add a Water 
Stabilizer at the discharge side of the pump. 
See Accessories section 9.0. 
Flush water from unit’s water reservoir more 
frequently. See section 7.4. 










