06 Oct 2026 0

The definitive enterprise guide to post-sales field service, warranties, and AMC management. Master 360-degree installed-base serial tracking, tiered warranty claims, GPS technician routing, and spare parts van-stock.

In capital goods, industrial machinery, renewable energy, and commercial equipment, the sale is just the beginning of the customer relationship. Over a machine's 10-year operating lifespan, aftermarket parts, consumable spares, and Annual Maintenance Contracts (AMC) generate up to 3x more gross margin than the initial equipment sale.

Yet most manufacturing and distribution companies treat post-sales as an uncoordinated afterthought:

• A customer calls the support line in a panic because a machine broke down and their factory line is halted. Your support agent asks for the serial number or invoice date, but the customer cannot locate the paper invoice, and your CRM has no record of the unit's technical configuration.

• A field service engineer visits the site, replaces a ₹35,000 electronic inverter board, and hands the customer a bill. The customer refuses to pay: "Your sales rep promised that all parts and labor are free for three years!"

• Expensive spare parts carried in technician service vans disappear without digital job card deductions, leaving accounts with massive year-end inventory write-downs.

• High-value AMC service agreements expire unnoticed, causing you to deliver free breakdown repairs for months before anyone notices the contract lapse.

Cubic Post-Sales, Service & Support Enterprise Suite (IND-POSTSALES / CPSS ERP) was engineered to unify installed-base assets, warranty ledgers, field service management, and AMC renewals into one synchronized platform.


1. The Ground Reality: Where After-Sales Revenue Leaks

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[Sales Delivery / Invoicing]

│

▼

[01. Installed-Base Serial Asset Tree] ──► [02. Tiered Warranty Ledger]

│ │

▼ ▼

[03. Omnichannel Ticket Logging] [06. Preventive Maintenance (PM)]

│ │

▼ ▼

[04. Field Service Job Cards] ◄──────── [07. AMC Contracts & Retainers]

│

▼

[05. GPS Technician Dispatch]

│

▼

[08. Van-Stock Spares] ──► [10. Chargeable Billing] ──► [15. CSAT / NPS]

`

1. The Disconnected Installed-Base

When a machine leaves your factory, it is tied to an invoice. But once installed on a client site, components change: motors get replaced, software firmware is updated, and operating hours accumulate. Without a dynamic parent-child asset hierarchy (e.g., Plant -> Machine -> Sub-Assembly -> Serialized Component), technicians arrive on-site with the wrong replacement parts, resulting in repeated truck rolls and extended customer downtime.

2. Disputed Warranty Coverage & Scope Arguments

Warranties are rarely all-or-nothing. Standard warranties cover manufacturing defects on core structural components but exclude consumable wear parts (filters, belts, gaskets) and unauthorized customer tampering. Without an automated warranty ledger that auto-validates claim coverage upon ticket entry, service managers get bullied into granting free parts replacements that eat into corporate profits.

3. Untracked Van-Stock Spare Parts

Mobile service technicians carry thousands of dollars of fast-moving spare parts in their service vans. Without a mobile app enforcing digital job card sign-offs that deduct parts from the van's sub-inventory in real time, parts are lost, damaged, or installed on off-the-record jobs.

4. Low AMC Renewal Conversion Rates

The most predictable revenue stream in after-sales is the Annual Maintenance Contract (AMC). But when renewal reminders rely on manual calendar alerts, renewal proposals are sent late. Clients shop around for third-party local mechanics, and your AMC renewal retention drops below 35%.


2. Complete Functional Scope: The 18 Core Modules of Cubic Post-Sales Suite

Module 1: Installed-Base & Parent-Child Asset Hierarchy

• Serialized Asset Register: Tracks every sold, delivered, or commissioned machine with unique serial numbers and durable QR-code labels.

• Parent-Child Tree Structure: Multi-level breakdown of complex equipment (e.g., Solar Park -> Central Inverter -> String Combiner Box -> Inverter Bridge).

• 360-Degree Equipment Ledger: Complete historical audit trail of all breakdown tickets, preventive maintenance visits, technician notes, and replaced components over the asset lifecycle.

Module 2: Tiered Warranty & Extended Warranty Management

• Automated Warranty Ledger: Auto-activates coverage upon dispatch, physical delivery, or customer commissioning sign-off.

• Tiered Coverage Gating: Explicit rules for parts-only, labor-only, comprehensive coverage, and consumable exclusions.

• Warranty Expense Costing: Accrues labor hours and parts consumption against manufacturer warranty expense reserves.

Module 3: Omnichannel Complaint & Service Ticket Inwarding

• Omnichannel Registration: Ticket intake via web portal, email, mobile app, phone call center, and WhatsApp business API.

• Automated Ticket Categorization: Maps complaints to product model, serial number, severity rating (Critical, High, Medium, Low), and root-cause categories.

Module 4: Field Service Management (FSM) & Digital Job Cards

• Digital Work Orders: Dispatches digital job cards directly to technician mobile apps with fault symptoms, site contacts, and GPS navigation links.

• Geo-Fenced Check-in: Enforces on-site physical presence verification before work can begin.

• Customer Digital Sign-Off: Captures customer OTP verification and on-screen e-signatures upon job completion.

Module 5: Field Technician Scheduling & GPS Dispatch

• Skill-Based Route Optimization: Evaluates nearest available technician based on real-time GPS location and product skill certifications.

• Travel Time & ETA Tracking: Live ETA calculation displayed on customer tracking links.

Module 6: Preventive Maintenance (PM / PPM) Engine

• Asset Servicing Calendars: Automated scheduling based on calendar intervals or machine operating hours.

• Mandatory Checklist Validation: Technicians must submit digitized parameter readings (pressure, current, temperature) to complete PM visits.

Module 7: Annual Maintenance Contracts (AMC) & Retainers

• Comprehensive vs. Non-Comprehensive Plans: Configurable terms for labor, spares, and visit frequency.

• Automated Billing Engine: Monthly, quarterly, or annual advance billing with automated GST invoicing.

• Renewal Alerts: Automated notifications dispatched 45 days prior to contract expiration.

Module 8: Spare Parts & Mobile Van-Stock Inventory

• Technician Van Inventories: Real-time visibility into spare parts stocked in service vans.

• Consumption Tracking: Parts automatically deducted from van stock upon technician job card sign-off.

Module 9: RMA & Workshop Refurbishment

• Return Material Authorization (RMA): Inward tracking of defective components sent back to the central workshop for testing, repair, or vendor return.

Module 10: Service Billing & Chargeable Invoicing

• Instant Out-of-Warranty Billing: Calculates technician travel charges, labor hours, and replaced spare parts at approved customer rate lists with integrated GST calculation.

Module 11: Customer Self-Service Portal & App

• Customer Dashboard: Allows corporate buyers to view all installed equipment, log service tickets, track technician arrival, download AMC invoices, and view service histories.

Module 12: Channel Partner & Dealer Service Management

• Authorized Service Center (ASC) Governance: Allocates tickets to third-party service dealers and audits dealer warranty reimbursement claims.

Module 13: Technical Knowledge Base & Troubleshooting Guides

• Standard Operating Procedures (SOPs): Technician access to equipment schematics, fault code directories, and step-by-step diagnostic workflows on mobile.

Module 14: SLA Performance Monitoring & Multi-Tier Escalations

• Response & Resolution Timers: Real-time countdown tracking against contractual SLA thresholds.

• Hierarchical Escalation Matrix: Automatically escalates tickets across 4 management levels if response or resolution deadlines are breached.

Module 15: Customer Feedback, CSAT & NPS Engine

• Automated Feedback Trigger: Dispatches instant 1-click CSAT and Net Promoter Score surveys upon ticket closure.

• Negative Feedback Alert: Low ratings automatically trigger an escalation ticket for the Quality Assurance Head.

Module 16: Manufacturing Closed-Loop Quality Integration (CAPA)

• Failure Analysis Loop: Feeds repeated field component failures directly back into the Manufacturing ERP module (IND-01) to initiate 8D Corrective & Preventive Action (CAPA) investigations.

Module 17: Sales & CRM Integration (Service-to-Sales)

• Lead Generation: Technicians log aging equipment replacement opportunities or AMC conversion leads directly from customer sites into the sales CRM pipeline.

Module 18: Service Cost Center & Contract Profitability

• Contract-Wise Financial P&L: Compares AMC retainer revenue against all technician labor costs, travel expenses, and free parts consumed to measure contract profitability.


3. Measurable ROI for After-Sales Leaders

Operational Metric | Before Cubic Post-Sales Suite | With Cubic Post-Sales Suite

**AMC Contract Renewal Rate** | 30% to 45% retention | Boosted to 85%+ via automated 45-day renewal pipelines

**First-Time Fix Rate (FTFR)** | < 55% due to wrong parts | Increased to 88%+ via parent-child installed-base visibility

**Van-Stock Inventory Shrinkage** | 10% to 15% unexplained loss | 100% accounted for via mandatory digital job card sign-offs

**Disputed Warranty Claims** | Frequent customer conflict | Automated entitlement gating upon ticket registration


Conclusion

Post-sales is no longer a cost center—it is your highest-margin profit driver and your strongest customer retention engine. By uniting installed-base assets, warranty ledgers, field engineer dispatch, and AMC renewals into one unified platform, enterprises transform aftermarket service into a predictable competitive advantage.

Reference the complete technical specification in Cubic_ERP_ScopeOfWork_Post_Sales_Service_Support_All_10_Industries.html.


Cubic ERP Enterprise Monolith Release 6.5. Designed for uncompromised statutory compliance and ground-level operational visibility.



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