177 HYDRAULIC CONTROL VALVE 3 SPOOL UPPER VALVE REF NO. PART NUMBER QTY DESCRIPTION REMARKS 1. 158-033 1 HYD CONTROL VALVE (3-SPOOL) ENDS WITH S/N_______. OBSOLETE 159-809 1 HYD CONTROL VALVE (3-SPOOL) 2. 500-933 3 LOAD CHECK PLUG KIT BEGINS WITH S/N_________. USE FLOAT KIT 500-2020 3. 599-278 1 NR PLUG KIT 5. 191-149 1 PLUG SEAL KIT 6. 500-934 2 SPOOL POSITIONER KIT 4. 500-935 1 FLOAT POSITIONER KIT 7. 191-153 3 SPOOL BOOT KIT 8. 191-157 1 POWER BEYOND SLEEVE 9. 191-151 6 SPOOL LIP SEAL KIT 10. 155-179 1 PLUG (10S, SOC) 12. 599-279 2 WORK PORT NR PLUG KIT 13. 500-928 2 SEAL REPAIR KIT 11. 154-384 1 PLUG (06S) NOT SHOWN: FOOTNOTES: 1.
EARLY PRODUCTION VALVES HAVE A MACHINED WORK PORT WITH A PLUG INSTALLED, FUTURE PRODUCTION VALVES WILL NOT HAVE A MACHINED WORK PORT. NOTE: REFER TO O-RING CHART (800-301) IN BACK OF THE BOOK FOR REPLACEMENT OF O-RINGS. 07 ID0114909