A residential simulator, properly maintained, runs reliably for a decade and a half. The maintenance is light, the intervals are forgiving, and the disciplines are easier than the maintenance of any other instrument in the leisure inventory. They are not, however, optional.
The launch monitor. The room's brain
The launch monitor is the simulator's only precision instrument. Its accuracy is the room's accuracy; its drift is the room's drift; its failure is the room's failure.
The launch monitor itself requires almost no physical maintenance. Keep the optical surfaces (the camera lens, the radar emitter face) clean with a dry microfiber cloth; never apply liquid cleaner to the sensor face; never use compressed air, which drives dust into the housing rather than removing it.
Firmware should be updated on the manufacturer's schedule. Typically two to four times annually. The updates correct small calibration drift, improve the algorithms that interpret ball and club data, and add support for new courses and software environments. Apply updates promptly; outdated firmware can produce data that diverges from the manufacturer's accuracy specification.
“The launch monitor is the room. The room's accuracy is the launch monitor's accuracy.”
Annual recalibration
Schedule an annual recalibration of the launch monitor against an independent reference. The recalibration is performed by the manufacturer's service technician or by an authorised installer, takes two to four hours, and confirms that the launch monitor remains within its published accuracy specification.
Without annual recalibration, the launch monitor will drift slowly across years. The drift is usually small, within the units' published tolerance, but compounds with the player's confidence in the readings. A simulator that produces marginally inaccurate data trains the player toward a marginally inaccurate swing; the effect compounds.
The impact screen. The visible wear
The impact screen carries the most visible wear in the simulator room. Inspect it quarterly for ball-impact marks (small fibre disturbances at the points of repeated contact), ribbon separation (the woven ribbons that compose the screen's surface beginning to part at high-impact areas), and tension loss (the perimeter shock cords loosening or fraying).
A properly tensioned screen lasts five to eight years in residential use; commercial installations are replaced more frequently. Replacement is straightforward. The screen is removed from its frame, the new screen is installed and tensioned, the room is recalibrated for the marginally different geometry of the new screen. The process takes a single working day.
Avoid spot repairs on a damaged screen. The fibre weave is engineered as an integrated surface; patched repairs distort the image and accelerate failure of the surrounding fabric. When the screen is finished, replace the screen.
The projector
Modern residential simulators are increasingly specified with laser projectors, which require no bulb replacement and provide twenty thousand hours of working life. Older or budget-conscious installations may use bulb-based projectors, which require more attention.
For bulb-based projectors, replace the bulb at eighty per cent of the manufacturer's rated life rather than waiting for the bulb to fail. The colour output of a bulb-based projector degrades through its working life; the last twenty per cent of the bulb's rated hours produce a noticeably duller image than the first eighty.
Both technologies benefit from quarterly cleaning of the projector's air filters and intake vents. The simulator room collects fine fibre and dust from the impact screen and the turf; the projector's intake filters trap this material before it reaches the optical assembly. Replace the filters annually or when visible accumulation is heavy.
The hitting mat
Inspect the hitting mat quarterly for wear at the strike zone. A serious mat's strike zone produces a circular pattern of compressed turf approximately the size of a small dinner plate; when the compression has destroyed the turf's structure in this zone (the turf no longer returns to its standing height between strikes, the strike feels harder than the surrounding turf, divot resistance has noticeably diminished), the strike zone insert is replaced.
Most serious mats are designed with replaceable strike-zone inserts that can be exchanged in a few minutes. The full mat is replaced only after several insert replacements have failed to restore the proper strike feel. Typically every seven to ten years in residential use.
Rotate the mat occasionally, quarter-turn every six months, to distribute wear more evenly across the surface. The rotation will not eliminate the eventual replacement of the strike zone but will extend the working life of the full mat surface considerably.
“Inspect quarterly. Rotate twice a year. Replace the insert before the full mat.”
Software updates and course library
Simulator software is updated more frequently than any other system in the residence. Typically monthly. The updates add new courses, improve the physics engine, refine the visual rendering, and patch small bugs.
Apply software updates on the manufacturer's schedule. Most platforms support automatic updates; enable them. Manual updates produce a backlog of pending changes that, applied all at once, occasionally produce calibration discrepancies that require a service visit to resolve.
Annual service
Schedule an annual service visit that includes recalibration of the launch monitor, inspection and tensioning of the impact screen, cleaning of the projector and its filters, inspection of the hitting mat and its strike-zone insert, verification of all cabling and AV connections, and a software update audit.
The visit is typically a single working day. The cost is modest relative to the simulator's value and the disruption of an unscheduled failure during a planned gathering.
A note on the long horizon
A maintained simulator is a fifteen-year piece. The disciplines are short, the intervals are forgiving, and the room rewards the small attention with reliability across the years of its use.
Our House provides annual service contracts for all simulator installations. Write to support@hevoran.com to arrange.
Hevoran Editorial is the in-house editorial desk of the House. A small group of designers, collectors, and writers who compose the rooms we make and the writing we publish.