Unitec Wash Select II POS Installation Manual - Manual (Page 25)

W A S H S E L E C T I I
Document Number: WS21001 19
4.4.3 Wash-Fault
Some car wash manufactures include another interface signal to a unit, the WASH-FAULT
signal. This signal could have a voltage as high as 115VAC, and the installer is advised to
take the necessary precautions during installation.
1. Locate the same connector to which the WIU signal is connected to in section
4.1.5 above, J-18 in the lower left corner of the CPU. The Wash-Fault Hot and
Wash-Fault Neutral are connected to pins 3 and 4 respectively as shown in the
table below.
Table 3. Wash-fault SIGNAL
Signal:
Wash Select II
CPU board
Location (lower
left corner):
Enterlink
Equivalent
POS4000,
E-system, Wash
Select V1
Equivalent
Wash-Fault Hot J-18, Pin #3 N/A N/A
Wash-Fault Neutral J-18, Pin # 4 N/A N/A
4.5 Wire the POS4000
If you have an optional POS4000 connection (Wash Select II POS) wire the communications
cable provided with the POS4000 as follows:
Table 4. POS4000 Connection
POS4000 Wash Select II
connector J22
Pin 1 – White Pin 1 – White
Pin 2 – Red Pin 2 – Red
Pin 3 – Black Pin 3 – Black
Shield – Not
connected Shield, strap to base
mounting bolt in case.
4.6 Wiring 115 VAC Main Power
There is a 3-Prong connector located in a socket on the Wash Select II main power supply
assembly (lower right-hand corner on back wall). It may be necessary to pull the coin hopper
out from its position in order to gain access to it. This is done by simply lifting up on the coin
Document Title: Wash Select II POS Installation Manual