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SECTION 7 — FAULT MESSAGES
SSC-500 Hydraulic Press Solid-State Control
Rockford Systems, LLC
Call: 1-800-922-7533
37
(Continued on next page.)
FATAL FAULT MESSAGES FOR SSC-500
Table 7.1
(continued)
GENERAL FAULT MESSAGES FOR SSC-500
GENERAL fault messages can be cleared by touching
ENTER
on the keypad/display.
Table 7.2
MESSAGE
CAUSE
ACTION TO TAKE
KEYPAD FLT
KEYPAD failure.
Check for correct wiring to the keypad and terminals.
RUN/INCH PB FLT
RUN/INCH palm button failure.
Check for correct wiring to the palm buttons and terminals.
FOOT SW FLT
FOOT SWITCH failure.
Check for correct wiring to the foot switch and terminals.
BOS LIMIT SW FLT
The Bottom Of Stroke Limit Switch is stuck ON or OFF.
Check the status LED on the BOS limit switch input. Check all
wiring to the switch. Check 24 VDC power supply.
TOS LIMIT SW FLT
The Top Of Stroke Limit Switch is stuck ON or OFF.
Check the status LED on the TOS limit switch input. Check all
wiring to the switch. Check 24 VDC power supply.
TOS TIMEOUT FLT
The Top Of Stroke Limit Switch did not come ON within
10 seconds of the UP solenoid valve coming on.
Check the status LED on the TOS limit switch input. Check
all wiring to the switch. Check 24 VDC power supply. Make
sure the UP solenoid valve is energizing and that there is
hydraulic system pressure.
TONNAGE P.S. FLT
The Tonnage Pressure Switch is stuck ON.
Check the status LED on the tonnage pressure switch input.
Check all wiring to the switch. Check 24 VDC power supply.
AUX CPU FLT
CPU #2 fault.
Internal circuitry failure, consult factory.
MESSAGE
CAUSE/SOLUTION
HAND OR FOOT ONLY
The initiating means is in the HAND/FOOT mode. This selection is only allowed in the Sequence-Stop Mode. Set
selector to HAND or FOOT, or change selector to SINGLE.
NO INTERLOCKS
The selected operation requires different interlocks to function. The required interlocks are not currently available. (See
interlock information on page 11.)
RETURN RAM
The ram is not at TOS (Top of Stroke). Press any palm button to return the ram to TOS.
PRESET REACHED
The BATCH PRESET count was reached. Press ENTER to clear both the message and the batch counter.
PSDI REQUIRES LC
The light curtain is turned off or is red when PSDI is enable. Check the status of the light curtain and make sure it
is turned on. The message will clear when the light curtain is on.