KKT chillers ECO 133 L, Install Instructions Manual

Page: 6 / 39

83003502.Kc ECO_Install_Instruction_V03.odt
Page 6 of 39
Please observe the following notes and warnings.
1. Removing the operating instructions from the cooling block voids the warranty!
2. The volume of the water circulation system of the cooling block is approx. 12 liters
(~3.2 gal) Please consider this by filling the water system with clean water
(distilled water quality) with Ethylene-glycol.
3. Always operate the water circulation system at a volume of 35-38% ethylene
glycol.
This is regardless of the ambient temperature.
Non-compliance voids the warranty.
Use of automobile anti-freeze and propylene glycol is prohibited.
Fill with clean water (distilled water quality) with Ethylene-glycol at the rate of min.
35% to max. 38%.
Use ethylene-glycol of only one manufacturer.
(e.g.: DOWTHERM SR1-Dow Chemical, Safeflow EG - Clariant)
Do not mix two ore more different manufacturer for one water-ethylene-glycol
circuit.
Open front panel and fill to a pressure of min.1,0 bar (14.5PSI) to 1,3bar (21.7PSI)
via the feed cock when the pump is off.
After filling, check all connections for leakage.
4. The static pressure at the IFP-pressure gauge (pump is OFF) shall have the
following value:
Chiller same level or above the MRI 1.7 – 1.8bar
Chiller lower than the MRI 1.2 – 1.3bar
5. The cooling block operates dependently of the MR system via Heartbeat.
6. Voltage is still present in the control cabinet when the MR system is turned off.
Risk of death!
7. Even with the cooling block turned off, high surface temperatures can cause
burns. Risk of death!
Only trained and qualified personnel are permitted to install, start up, and repair the
cooling block.