22
GENERAL INFORMATION
Pool water chemistry instructions
POOL
WATER
BALANCE
Free Chlorine
(ppm)
pH
Total
Alkalinity TA
(ppm)
Calcium
Hardness
(ppm)
Stabiliser -
Cyanuric Acid
(ppm)
Recommended
salt Levels
(ppm)
Ideal
reading
/ range
1.5 - 3
Concrete &
tiled pools
7.4-7.6
Other surfaces
7.2-7.4
80 - 150
Concrete &
tiled pools
200-275
Other surfaces
100-225
25-50ppm
(15-25ppm if
used with an
ORP controller)
Not to be used
in indoor pools.
Depends on
model (see
page 4)
To increase
Increase
output of
sanitiser.
Add chlorine.
Increase
filtration time.
Add Soda
Ash (Sodium
Carbonate)
Add Buffer
(Sodium
Bicarbonate)
Add Calcium
Chloride
Add Cyanuric
Acid
Add salt
To decrease
Decrease
output of
sanitiser.
Decrease
filtration time.
Add
Hydrochloric
Acid
Add
Hydrochloric
Acid or Dry
Acid
Partially drain
& refill pool
with lower
hardness
water to Dilute
Partially drain
& refill pool to
dilute
Partially drain
& refill pool to
dilute
Frequency
of testing
Weekly
Weekly
Weekly
Weekly
Regularly
Regularly
SPARE PARTS
ITEM
PART NO.
DESCRIPTION
QTY
REQ’D
1
M1521
Knob Chlorine-System Control
1
2
16038
Front panel
1
3
15797-500SP COMM500 PCB
1
3
15797-1000SP COMM1000 PCB
1
4
16033
SMPS HLG-600H-30BDAV
1
5
403387
DIN Rail Earth
1
6
403388
DIN Rail Terminal LN
2
7
16039
Wall Mount Kit (Set of 4)
4
8
403389
DIN Rail End Stop
1
9
402925A
Socket and Gasket RJ45
1
10
402925D
Nut for RJ45 Socket
1
11
402925C
Sealing Cap for RJ45
1
12
16034
ON/OFF Switch
1
13
403390
Fuse holder
1
14
M4514
Strain relief cable gland
1
15
S34M0630
M6 x 30 SS Earth Bolt
1
16
15057-1
Supply cable
1
17
49590
Cable Gland 20mm
1
18
1448-1 / 14481-2 Cell Cable Assembly
COMM1000/COMM500
1
19
M401546
ORP Connector
1
20
15977
Enclosure
1
ENGLISH