FORM 150.67-NM2 (209)
115
JOHNSON CONTROLS
5
5
SEISMIC ISOLATOR INSTALLATION AND ADJUSTMENT
LD13763
WASHER
("F")
("B")
GROMMET
("G")
("A")
("C")
("F")
("E")
("E")
("E")
1/4 - 3/8 GAP
CL
CL
("C")
EQUIPMENT
("A")
7. THE ADJUSTMENT PROCESS CAN ONLY BEGIN AFTER THE EQUIPMENT OR MACHINE IS AT ITS
FULL OPERATING WEIGHT.
8. BACK OFF EACH OF THE (4) LIMIT STOP LOCK NUTS ("F") ON ISOLATORS 1/2".
9. ADJUST EACH ISOLATOR IN SEQUENCE BY TURNING SPRING ADJUSTING NUTS ("G") ONE FULL
CLOCKWISE TURN AT A TIME. REPEAT THIS PROCEDURE ON ALL ISOLATORS, ONE AT A TIME.
CHECK THE LIMIT STOP LOCK NUTS ("F") PERIODICALLY TO ENSURE THAT CLEARANCE
BETWEEN THE WASHER AND RUBBER GROMMET IS MAINTAINED. STOP ADJUSTMENT OF
ISOLATOR ONLY WHEN THE TOP PLATE ("A") HAS RISEN JUST ABOVE THE SHIM ("E").
10. REMOVE ALL SPACER SHIMS ("E").
11. FINE ADJUST ISOLATORS TO LEVEL EQUIPMENT.
12. ADJUST ALL LIMIT STOP LOCK NUTS ("F") PER ISOLATOR, MAINTAINING 1/4-TO 3/8-INCH GAP.
THE LIMIT STOP NUTS MUST BE KEPT AT THIS GAP TO ENSURE UNIFORM BOLT LOADING
DURING UPLIFT (AS THE CASE WHEN EQUIPMENT IS DRAINED).
13. INSTALLATION IS COMPLETE.
1. READ INSTRUCTIONS IN THEIR ENTIRETY BEFORE BEGINNING INSTALLATION.
2.ISOLATORS ARE SHIPPED FULLY ASSEMBLED AND ARE TO BE POSITIONED IN
ACCORDANCE WITH THE SUBMITTAL DRAWINGS OR AS OTHERWISE RECOMMENDED.
3.SET ISOLATORS ON FLOOR, HOUSEKEEPING PAD, OR SUB-BASE, ENSURING THAT
ALL ISOLATOR CENTERLINES MATCH THE EQUIPMENT MOUNTING HOLES. THE VMC
GROUP RECOMMENDS THAT THE ISOLATOR BASE PLATES ("B") BE INSTALLED ON A
LEVEL SURFACE. SHIM OR GROUT AS REQUIRED, LEVELING ALL ISOLATOR BASE
PLATES TO THE SAME ELEVATION (1/4-INCH MAXIMUM DIFFERENCE CAN BE
TOLERATED).
4.BOLT OR ANCHOR ALL ISOLATORS TO SUPPORTING STRUCTURE UTILIZING BASE
PLATE THRU HOLES ("C") OR WELD BASE PLATE TO SUPPORTING STRUCTURE WITH
3/8 FILLET WELD 2" LONG @ 4" ON CENTER AROUND ENTIRE BASE PLATE OR AS
ENGINEERED FOR SPECIFIC LOAD AND OR FIELD CONDITIONS.
5.ISOLATORS ARE SHIPPED TO THE JOB SITE WITH (2) REMOVABLE SPACER SHIMS
("E") BETWEEN THE TOP PLATE AND THE HOUSING. THESE SHIMS
MUST
BE IN PLACE
WHEN THE EQUIPMENT IS POSITIONED OVER THE ISOLATORS.
6.WITH ALL SHIMS ("E") IN PLACE, POSITION EQUIPMENT ON TOP OF PLATE ("A") OF
ISOLATOR. BOLT EQUIPMENT SECURELY TO TOP PLATE OF ISOLATOR USING A
MINIMUM OF (2) 5/8 UNC A325 GRADE 5 SAE BOLT OR WELD EQUIPMENT OR BRACKET
TO THE TOP PLATE ("A") OF ISOLATOR WITH A MINIMUM 3/8 FILLET WELDS 2" LONG
@ 3" O.C. FOR A MINIMUM TOTAL WELD OF 10". (ALL SIDES OF EQUIPMENT OR
BRACKET RESTING ON TOP PLATE ("A") MUST BE WELDED).
Units shipped on or after June 15, 2008
Summary of Contents for YCAL0019
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