Operation and Installation Instructions
691 LOCK SYSTEM
READ GENERAL INSTALLATION GUIDELINES SHEET (FORM NO.
1. The MICO 691 System is a supplemental safety | 6. | Do not use sealants, tapes, teflon or cement |
device which provides additional brake holding |
| compounds on any connections or fittings. These |
action when used with existing vehicle parking |
| sealants or compounds can contaminate the |
brake. It is not for dynamic service braking. |
| hydraulic brake system and interfere with the |
2. The 691 System must be used in combination with |
| operation of brake components or MICO 691 |
an audible and/or visual alarm as a warning to |
| System. |
signal the user of any loss of brake system pres- | 7. | All fittings and connections must be in good |
sure. Do not disconnect warning devices. |
| condition and properly torqued. |
3. All lines, fittings and surrounding areas must be | 8. | Brake hoses, brake lines, MICO 691 System, |
cleaned of dirt or road residue before any lines or |
| brake components, cylinders, and all fittings must |
fittings are disconnected. Special care must be |
| be routinely inspected for leaks, damage or wear. |
taken so dirt and road residue are not allowed to |
| Proper fluid levels must be maintained. In the |
enter the hydraulic brake system. This can con- |
| event of any loss of fluid, brake system must be |
taminate the system and interfere with proper |
| carefully inspected for leaks. |
operation of brakes and MICO 691 System. | 9. | When installation of MICO 691 System is com- |
4. Follow procedures outlined in Vehicle Manufac- |
| plete, 691 System and brake system must be |
turer’s Service Manual or SAE Standards when |
| bled of air. Bleed MICO 691 System according to |
making new connections or adding to existing |
| procedures outlined in this manual. Bleed brake |
brake systems. Use only steel brake tubing con- |
| system according to vehicle manufacturer’s |
forming to SAE specifications. |
| recommendations. |
5. Vehicle Brake System: Always use clean fluid | 10. | The |
conforming to vehicle manufacturer’s recommen- |
| companying each MICO locking device must be |
dations. 691 Power Unit: See BEFORE |
| affixed in the vehicle cab in view of operator. |
PROCEEDING, page 3 for proper fluid type. | 11. | Keep this manual in the cab of the vehicle after |
Improper or contaminated fluid may cause gummy |
| installing the 691 System. |
deposits, softening and swelling of rubber seals, and may render the 691 System inoperative. Such a condition must be corrected immediately.
MICO could not possibly know of and give advice with respect to all conceivable applications in which this product may be used and the possible hazards and/or results of each application. MICO has not undertaken any such wide evaluation. Therefore, anyone who uses an application which is not recommended by the manufacturer, first must completely satisfy himself that a danger will not be created by the application selected, or by the particular model of our product that is selected for the application.
MICO has made every attempt to present accurate information in catalogs, brochures and other printed material. MICO can accept no responsibility for errors from unintentional oversights that may exist. Due to a continuous program of product improvement, materials, specifications, and product documentation are subject to change without notice or obligation.
MICO is a registered trademark of MICO, Incorporated. MICO is registered in the U.S. Patent and Trademark Office as well as in Australia, Canada, Great Britain, Indonesia, Japan, Peoples Republic of China, and South Korea.
MICO, Incorporated | MICO West Division |
1911 Lee Boulevard (Zip Code | 701 East Francis Street (Zip Code |
P.O. Box 8118 / North Mankato, MN U.S.A. | P.O. Box 9058 / Ontario, CA U.S.A. |
507.625.6426 Facsimile 507.625.3212 | 909.947.4077 Facsimile 909.947.6054 |
Form No. | Revised Online 11/30/06 | Printed in U.S.A. |