ERROR CODE C987: DRY MODE

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Midmark M9 & M11 Error Code C987: DRY MODE


The Error Code "C987: DRY MODE" means the High-Limit Thermostat is open

Before proceeding: Allow unit to cool for 30 minutes. Unplug unit for 60 seconds, then plug unit into a dedicated, properly rated circuit

Display/Symptom Cause What to Check Solution
C987 DRY MODE:
HI-LIMIT OPEN
UNPLUG / REPLUG UNIT

High-limit thermostat opened for at least 0.25 seconds during FILL mode

Temperature sensor malfunctioning Be sure there is nothing touching the temperature sensor. (Example: trays, pouches, cassettes, etc. Reposition items so nothing touches the temperature sensor
High-limit thermostat malfunctioning If error code does not reset: Perform Thermostat Continuity Test Follow instructions in test procedures
Loose / damaged wire connection(s) Check wire connections at these locations: From High-limit thermostat terminals to J5 on main PC board Secure, repair or replace loose or damaged connections

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