Phone: (
888) 289-7299
Email: [email protected]
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P a g e
MCS – MicroMag Error / Alarm Manual
Version: 02/21/2020
1. Before calling Drake, make sure you:
a. Have ready:
i. Chiller’s serial number (located on
the exterior of the chiller, inside the
electrical panel door, and, on the
sticker shown to the right)
ii. Multimeter
iii. Ambient readings, temperature
probes, and pressure transducers
iv. Small flathead screwdriver
v. Laptop, for in-depth diagnostics
using MCS-Connect
vi. An RS-485 to USB cable (shipped
in the manilla folder with the chiller)
b. Check all fuses
c. Check fluids
i. Verify freeze point
ii. Check tank level
d. Make sure unit is correctly wired and
receiving power matching that found on the
data tag
2. For component locations, refer to the included
wiring and piping diagrams
WARNING!
Make sure to shut down AND disconnect chiller, waiting for ALL
displays or indicator lights to turn off, BEFORE making wiring
changes or replacing fuses
Failure to follow could result in serious injury or death
General Troubleshooting
