SERVICE INSTRUCTION
E F F I C I E N C Y I N D E N T I S T R Y
®
ELECTROLS UPGRADE AND REPLACEMENT
How to properly upgrade the gray box Electrols to S1
Electrols, and how to replace the S1 Electrols PC Board
BULLDOG MODELS
Procedures
Important Features
1 Phase Gray Box Electrols Upgrade
3 Phase Gray Box Electrols Upgrade
S1 Electrols PC Board Replacement
3 Phase Motor Startup
Page
6
7
8
14
15
• 550
(855.xxxx.xxx)
• QT
(809.xxxx.xxx)
• QT E
(809E.xxxx.xxx)
BISON MODELS
Procedures
Important Features
1 Phase Gray Box Electrols Upgrade
3 Phase Gray Box Electrols Upgrade
S1 Electrols PC Board Replacement
3 Phase Motor Startup
Page
10
11
12
14
15
• BISON
(818.xxxx.xxx)
(826.xxxx.xxx)
• BISON E
(818E.xxxx.xxx)
(826E.xxxx.xxx)
STANDARD MODELS
Procedures
Important Features
1 Phase Gray Box Electrols Upgrade
3 Phase Gray Box Electrols Upgrade
3 Phase Motor Startup
Page
2
3
4
15
• 550
(955.xxxx.xxx)
• 1400
(914.xxxx.xxx)
*Note: Instructions relating to Standard 1400 models also apply to Standard 1200 and 2800 models.