Page 26
WATERAX
BB-4 Owner's Manual
26
04/2015
Assembly of BB-4-D902 Engine High Temp. Sending Unit
1
2
Assembly of BB-4-D902 Low Oil Pressure Sending Unit
The following parts are required if equipped with LOFA Control Panel EP250G7 (228-7808-54)
2
1
Installation:
1. Remove oil pressure switch that comes pre-installed on the Kubota D902 engine.
2. Install the adaptor bushing (2).
3. Install the oil pressure sender (1).
(
Note:
use sealing tape or putty to create a good seal on all tapered threads)
ID DESCRIPTION
SUPPLIER
ITEM NO.
SUPPLIER
1
OIL PRESSURE SENDER
560-3150-00
LOFA INDUSTRIES
INC.
2
ADAPTOR BUSHING 1/8” FNPT TO
1/8” MBSPT
4860K141
MCMASTER-CARR*
-
LOW WATER PRESSURE
PROTECTION SWITCH 20 PSI***
MM-1B-20F/QC
NASON**
Note the following are suggested supplier/manufacturer
*
www.mcmaster.com
**
http://www.nasonptc.com
***20 PSI is chosen to match the USDA Spec’ for the 643P and 643U models
ID ITEM NO
DESCRIPTION
QTY
1 801232
TEMPERATURE SENDER & SWITCH 120
DEG
1
2 801252
ADAPTER BUSHING 3/8” FNPT TO 3/8”
MBSPT HEX BRASS
1