* If P is not displayed the CtL must be first set to PID.
** For F change to value 13.
7.2. Hi Limit L91 Hi-Limit Reset
a. If the DES2000 Output LED is ON and the oven is still not heating, is the OP1 LED
ON?. If it is, then the hi-limit is tripped and needs to be reset or the parameters need to
be verified.
b. Press RESET key for several seconds until the LOCK LED goes out.
c. If the OP1 LED is still on, press key for several seconds to enter the parameter mode.
d. The INPT parameter should be displayed and alternating with J_T/C. If this parameter is
reading anything else other than J_T/C, press the down arrow until it does.
e. Press RESET key for several seconds until the temperature (PV) is displayed.
f. The PV reading is the actual oven temperature and HSP1 is the hi-limt alarm temperature
set point. This must be set 10 degrees greater than the DES2000 set point (SP) value.
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