Coates 6ILS Kurulum, Kullanım ve Bakım Kılavuzu - Sayfa 5
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Only qualified personnel should attempt maintenance on this equipment. (NEC Article 100)
Do not open the case unless unit is disconnected from electrical power.
Use only manufacturer's parts, or UL listing and warranty may be void.
PROBLEM
INDICATORS
No Heat
"HEAT" light OFF No Power to heater
"HEAT" light ON Heating Element inoperative
Insufficient
"HEAT" light ON Heater too small for Spa
Heat
High Limit
"HEAT" light OFF Temperature control inoperative,
RESET Trips
Water Temp
"HEAT" light ON Thermostat out of calibration/
Greater than
setpoint
"HEAT" light OFF External heat source (i.e. Solar
Elements can be checked with an Ohm meter only when power is disconnected from heater and all wires have
been removed from the element terminals. Each element should read approximately 10.5 Ohms.
Ambient temperatures above 120°F will cause the high temperature limit to trip prematurely.
HEATER
CAN BE
DAMAGED
The correct level of sanitizer, pH, total alkalinity and calcium hardness will very, depending
on the type of pool (plaster, fiberglass or vinyl) and the chemical content of the fill water.
HEATER TROUBLE SHOOTING GUIDE
This heater incorporates 240 volt electrical circuits.
POSSIBLE CAUSES
Insufficient Flow/Pressure
Pressure Switch out of adjustment Consult this manual, Section 3.4, for adjust-
Pressure Switch inoperative
water overheats in Spa.
Pressure Switch not turning off
heater when pump/flow stops
Heater subjected to high ambient
temperature (i.e. Direct sunlight)
High Limit switch inoperative
inoperative
Heating, heat from the pump, etc.)
PROTECTING YOUR COATES HEATER
WITH PROPER WATER CHEMISTRY
Proper water balance is important to extending the life of your Coates
Heater. While pH control is critical, the control of alkalinity and calcium
hardness will protect against scaling and also help to prevent corrosion.
ACID
CORROSIVE
WATER
0
1
2
3
4
5
Water that is out of balance can damage your pool heater and void the warranty. This
heater is not for use in salt water pools.
WARNING:
- CAUTION -
ACTION
Check Circuit Breaker "ON".
Check that pump is running and filter is clean.
ment instructions.
Use Ohm meter to check continuity across
switch while pump is running. Replace Pressure
Switch if Open.
Replace Element as required.
Check heater sizing requirement of Spa.
Replace Temperature Control.
Consult this Manual Section 3.4 for adjustment
instructions. Replace as required.
Cool Equipment room or shade heater from
sun.
Replace High Limit Switch
Replace thermostat.
Turn off power to heater and verify problem
continues.
ALKALINE
IDEAL
ALKALINE
RANGE
WATER
6
7
7.2-7.8
8
9
10 11 12 13 14
HEATER
CAN BE
DAMAGED