Freestyle FS-80 NG Instruction Manual page 105

W
FreeStyle
ALL
33 Maintenance
is austenitic stainless steel, class AISI 316.
Actions for chemical cleaning of
Domestic hot water circuit
1.
2.
3. Release residual pressure in domestic hot water circuit in the
4.
domestic hot water outlet (2).
5.
the 1/2" cold water inlet (4) and domestic hot water outlet (2).
6. Fill the pump tank with the de-scaling chemical that is NSF
approved.
7. Circulate the fluid within the domestic hot water circuit by
activating the pump switch.
8. The processing time must be chosen according to the amount
time must always be less than the maximum treatment time
9.
disposal.
10.
der to remove the chemical product still present within the
11.
12.
outlet (2).
13. Reconnect the piping to 1/2" cold water inlet (4) and domestic
hot water outlet (2).
14.
15. Reconnect the unit to the electrical power supply using the
16.
Part number 550-142-850/0115
M -
OUNT GAS FIRED WATER BOILER
(continued)
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Boiler Manual
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Hot Water Can Scald!
130°F or less.
When installing an automatic mixing valve, selection
washing, dish washing and other sanitizing needs will
scald and cause injury.
Children, elderly, infirm, or physically handicapped
persons are more likely to be injured by hot water.
Never leave them unattended in or near a bathtub,
shower or sink. Never allow small children to use a
using hot water in the building fits this description,
cautions:
Install automatic mixing valve set according to those
Use lowest practical temperature setting.
Studies have indicated that dangerous bac-
-
peratures are not maintained. Contact local
These single wall heat exchangers comply with National
-
Standard Plumbing Code, provided that:
Boiler water (including additives) is practically non-
Boiler water pressure is limited to max. 30 psig by
Actions for disassembling of the
Domestic hot water flat plate heat
exchanger
1.
2.
inlet.
3. Release residual pressure in domestic hot water circuit in the
Wait until heat exchanger/boiler is cooled
plate heat exchanger may still be HOT!
Failure to do so can cause severe injury.
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105