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HomeMy WebLinkAbout94-87 RESOLUTION• i RESOLUTION NO. 94-87 A RESOLUTION AUTHORIZING THE MAYOR AND CITY CLERK TO EXECUTE AN AGREEMENT WITH KIRBY JOHNSON d/b/a JOHNSON'S AIR CONDITIONING CENTER FOR MAINTENANCE ON THE HEATING AND AIR CONDITIONING SYSTEM FOR THE AIRPORT TERMINAL BUILDING. BE IT RESOLVED BY TBE BOARD OF DIRECTORS OF THE CITY OF FAYETTEVILLE, ARKANSAS: That the Mayor and City Clerk are hereby authorized and directed to execute an agreement with Kirby Johnson d/b/a John- son's Air Conditioning Center for maintenance on the heating'and air conditioning system for the Airport Terminal Building. PASSED AND APPROVED, 17th day of November APPROVED By: Mayor , 1987. • la,ue - 6,0te.,," stob _ e LBC S y ,s -re -'-r1 ANNUAL MAINTENANCE This agreemf the year e-ij1 AGREEMENT is dated as of the 12 day of October by and between The City of Fayetteville, Arkansas, herein after called the City, and herein after called the Contractor. in City and Contractor, in consideration of the mutual covenants hereinafter set forth, agree as follows: Article 1. GENERAL DESCRIPTION OF WORK. 1.1 Contractor shall complete all work as specified or indi- cated herein. The work is generally described as follows: Regular routine maintenance of all heating, ventilating, and air conditioning equipment and systems at the main terminal building at the Fayetteville Airport. 1.2 Contractor shall service the systems described herein two (2) times per each calendar year; one service shall be at the beginning ofthe heating season, and the other at the beginning of the cooling season. Article 2. CONTRACT TIME. 2.1 Contract time shall begin on the date of this Agreement, and the duration shall be for one year (1 year) from that agreement date. Article 3. CONTRACT PRICE. 3.1 The City shall pay Contractor for performance of the work in accordance with the descriptions herein a total annual amount of One thousand seven hundred & ten dollars & nn rents dollars ($1,710.00 ). Article 4. ADDITIONAL WORK. 4.1 Contractor shall, additional service wTwenty ieight luded in when so directed by the City, provide and/or repair work which is not other - this contract at a rate of dollars ($28.00 ) per hour. Page 1 of 7 , • 4.2 Any parts and/or equipment which are required to perform the work described in paragraph 4.1 above, shall be provided by the. -contractor at.a total cost to the City of 25% above contractor's cost. Article 5. PAYMENT PROCEDURES. 5.1 The City shall pay the Contractor two times each year an amount equal to fifty percent (50%) of the total annual contract amount. 5.2 The Contractor shall submit an invoice to the City at the completion of each of the two annual required maintenance services. Article 6. CONTRACTOR'S REPRESENTATIONS. In order to induce the City to enter into this Agreement, Contrac- tor makes the following representations: 6.1 Contractor has familiarized himself with the nature and extent of the items setforth in this Agreement. 6.2 Contractor has visited the site and has inspected all HVAC systems and is familiar with their existing condi- t ions and the manner in which they are operated and will be operated in the future. Article 7. EQUIPMENT AND SYSTEMS COVERED. 7.1. The following equipment and associated systems shall be covered by all service as described herein: a. b. c. d . e . f. g . The Trane chiller The All Temptrol air handlers All Johnson Control systems All hydronic systems and pumps The boilers All terminal air boxes and their associated controls All associated duct systems and air devices. Article 8. WORK TO BE DONE AT THE BEGINNING OF THE HEATING SEASON. 8.1 The work described in this Article shall be performed at the beginning of the heating season and at a time when the outdoor temperature is sufficiently low that the sys- tem is in a heating mode. 8.2 Perform the following service on all air handling units: a. Check drive and belts, and adjust or replace as required. Lubricate bearings. Page 2 of 7 c Check operational cycle of the unit. d. Check all" coils to be certain that they are clean and not leaking. e Check amperage draw on the motors. f Check condition of the filters and notify the City if replacement is required. g . Check all fuses and change if necessary. h . Check for proper operation of blowers. 8.3 Perform the following operations on the control system: a. Check for proper operation and cycling of all con- trol systems, both in the mechanical room and at all terminal units. b. Calibrate all control systems and components as required. c. Check all linkages for proper operation and check for wear. d . Check all dampers and motors for proper operation and for wear. e . Check the air compressor for proper operation and drain all moisture. f. Check all thermostats for condition and operation. 8.4 Perform the following operations on the hydronic system: a. Inspect all piping and equipment for leaks and any possible damage. b. Clean all strainers associated with the heating hydronic system. c. Check all pumps for proper operation. Check am- perage draw on motors. Check for leaks in the seals. Check the pressure differential across the pump. Lubricate pumps as required. 8.5 Provide the following service on the boilers: a. Check and tighten all electrical connections, burner, and burner control systems. Page 3 of 7. Verify :proper operation of programming flame safeguard control device. Inspect all contacts and complete operation of unit and verify. Remove pilot and ignition assembly, clean and inspect electrodes for insulation cracks, adjust to correct setting, re -install and test. c. Check motor condition and verify proper voltage and amperage. d. Inspect fan, disassemble and clean where required; reassemble and adjust to manufacturer's specification, and test. e . Check all automatic gas valves for proper operation and to assure positive shutoff and no leakage. f. Where high and/or low pressure gas switches are included, .solenoid operated vent valves are included, check each item for safe, normal operating condition. g . Check control transformer for proper input and out- put voltaae. Check high voltage ignition trans- former for proper operation. h . Check manual potentiometer override controller where included to assure safe operating condition. Check and verify safe condition of component check relay where included. j. Check fan starter for proper operation. k. Check all burner mounted electrical fusing for satisfactory condition. 1. Check firing rate control motor where included to insure proper operation. Inspect and make any necessary adjustments to safety end switches con- tained therein. m. Check the pressure for temperature operating firing rate controller and make any necessary adjustments. Check pressure or temperature safety high limit con- trol devices to insure positive equipment shutdown, on unsafe condition. n . Check primary low water cutoff for proper function including the contained switchgear to shut down boiler on unsafe condition, to operate alarm where included, to operate feed system where included. o . Check auxiliary low water cutoff for same function. Page 4 of 7 Article 9. WORK TO BE DONE AT THE BEGINNING OF THE COOLING SEASON. Perform season: the following service work at the beginning of the cooling 9.1 The work described in this Article shall be performed at the beginning of the cooling season and at a time when the outdoor temperature is sufficiently high that the system is in a cooling mode. 9.2 Perform the following service on all air handling units: a. Check drive and belts, and adjust or replace as required. b. Lubricate bearings. c. Check operational cycle of the unit. d . Check all coils to be certain that they are clean and not leaking. e. Check amperage draw on the motors. f. Check condition of the filters and notify the City if replacement is required. g . Check all fuses and change if necessary. h . Check for proper operation of blowers. 9.3 Perform the following operations on the control system: a. Check for proper operation and cycling of all con- trol systems, both in the mechanical room and at all terminal units. b. Calibrate all control systems and components as required. c. Check all linkages for proper operation and check for wear. d . Check all dampers and motors for proper operation and for wear. Check the air compressor for proper operation and drain all moisture. f Check all thermostats for condition and operation. Check and replace, oil filters. as required, all control air and Page 5 of 7 • 9.4 Perform the following operations on the hydronic system: a. Inspect all piping and equipment for leaks and any possible damage. b. Clean all strainers associated with the cooling system. c. Check all pumps for proper operation. Check am- perage draw on motors. Check for leaks in the seals. Check the pressure differential across the pump. Lubricate pumps as required. 9.5 Provide the following service to the chiller and air cooled condenser: a. Perform refrigerant oil analysis and change the oil in the chiller compressor. b. Check the refrigerant charge. Look for any leaks or possible future leaks. c. Grease the condenser fan motors. d. Check the voltage and amperage of all motors. e . Tighten the electrical connections in the control panels and starters. f Wash the condenser coil of the chiller with coil cleaner. g . Check all compressor controls and adjust as required. h . Check head and suction pressures. i. Check refrigerant oil levels and pressures. Article 10. MID SEASON INSPECTION. 10.1 Provide two times annually, mid season inspection of sys- tems to verify proper operation of equipment and all sys- tem controls. Adjust as required. Article 11. MISCELLANEOUS REQUIREMENTS. 11.1 The Contractor shall notify the City of any items which are discovered while performing maintenance services which need attention. These items shall include any mechanical/electrical system components in a state of disrepair or any components which appear to have a pos- sibility of future failure. The Contractor shall provide a proposal to make these repairs in compliance with Ar- ticle 4, Additional Work. Page 6 of 7 11.2 All items shall be reported to Dale Frederick, Airport Manager. 11.3 The Contractor shall give the City at least five working days' notice when they plan to make their maintenance service call. This requirement may be waived by the Air- port Manager, or a member of his staff, when such action would be in the best interest of the City. 11.4 The Contractor shall be liable for all damages which are a direct and approximate result of negligence performed on or which should have been performed on any of the sys- tems or equipment which have been described herein. 5ry CITYT CONTRACtOR Kirby Johnson Johnson's Airconditioning Center TEVI&LLE, ARKANSAS Page 7 of 7 /2 pat Date 10-12-87 Date